diff --git a/src/app/core/interceptors/auth.interceptor.ts b/src/app/core/interceptors/auth.interceptor.ts
index c70348470..108fbd579 100644
--- a/src/app/core/interceptors/auth.interceptor.ts
+++ b/src/app/core/interceptors/auth.interceptor.ts
@@ -15,7 +15,7 @@ export const authInterceptor: HttpInterceptorFn = (
 
   if (!req.url.includes('/api.crossref.org/funders')) {
     const headers: Record<string, string> = {
-      Accept: req.responseType === 'text' ? '*/*' : 'application/vnd.api+json',
+      Accept: req.responseType === 'text' ? '*/*' : 'application/vnd.api+json;version=2.20',
       'Content-Type': 'application/vnd.api+json',
     };
 
diff --git a/src/app/core/models/json-api.model.ts b/src/app/core/models/json-api.model.ts
index cdf0c28f6..f1a7ff950 100644
--- a/src/app/core/models/json-api.model.ts
+++ b/src/app/core/models/json-api.model.ts
@@ -7,10 +7,10 @@ export interface JsonApiResponseWithMeta<Data, Meta, Included> extends JsonApiRe
   meta: Meta;
 }
 
-export interface JsonApiResponseWithPaging<Data, Included> extends JsonApiResponse<Data, Included> {
-  links: {
-    meta: MetaJsonApi;
-  };
+export interface ResponseJsonApi<Data> {
+  data: Data;
+  links: PaginationLinksJsonApi;
+  meta: MetaJsonApi;
 }
 
 export interface ApiData<Attributes, Embeds, Relationships, Links> {
diff --git a/src/app/features/admin-institutions/pages/institutions-users/institutions-users.component.spec.ts b/src/app/features/admin-institutions/pages/institutions-users/institutions-users.component.spec.ts
index aad25fc66..3f079b1d8 100644
--- a/src/app/features/admin-institutions/pages/institutions-users/institutions-users.component.spec.ts
+++ b/src/app/features/admin-institutions/pages/institutions-users/institutions-users.component.spec.ts
@@ -13,6 +13,7 @@ import { ActivatedRoute, Router } from '@angular/router';
 import { UserState } from '@core/store/user';
 import { AdminTableComponent } from '@osf/features/admin-institutions/components';
 import { InstitutionsAdminState } from '@osf/features/admin-institutions/store';
+import { ToastService } from '@osf/shared/services';
 import { LoadingSpinnerComponent, SelectComponent } from '@shared/components';
 import { TranslateServiceMock } from '@shared/mocks';
 
@@ -33,6 +34,7 @@ describe('InstitutionsUsersComponent', () => {
         MockProvider(ActivatedRoute, { queryParams: of({}) }),
         MockProvider(Router),
         TranslateServiceMock,
+        MockProvider(ToastService),
         provideStore([InstitutionsAdminState, UserState]),
         provideHttpClient(),
         provideHttpClientTesting(),
diff --git a/src/app/features/admin-institutions/pages/institutions-users/institutions-users.component.ts b/src/app/features/admin-institutions/pages/institutions-users/institutions-users.component.ts
index f6f6e2618..afa6a847c 100644
--- a/src/app/features/admin-institutions/pages/institutions-users/institutions-users.component.ts
+++ b/src/app/features/admin-institutions/pages/institutions-users/institutions-users.component.ts
@@ -36,6 +36,7 @@ import {
 } from '@osf/features/admin-institutions/store/institutions-admin.actions';
 import { InstitutionsAdminSelectors } from '@osf/features/admin-institutions/store/institutions-admin.selectors';
 import { LoadingSpinnerComponent, SelectComponent } from '@osf/shared/components';
+import { ToastService } from '@osf/shared/services';
 import { TABLE_PARAMS } from '@shared/constants';
 import { SortOrder } from '@shared/enums';
 import { QueryParams } from '@shared/models';
@@ -63,6 +64,7 @@ export class InstitutionsUsersComponent implements OnInit {
   private readonly translate = inject(TranslateService);
   private readonly dialogService = inject(DialogService);
   private readonly destroyRef = inject(DestroyRef);
+  private readonly toastService = inject(ToastService);
 
   private readonly actions = createDispatchMap({
     fetchInstitutionUsers: FetchInstitutionUsers,
@@ -268,12 +270,14 @@ export class InstitutionsUsersComponent implements OnInit {
   private sendEmailToUser(userRowData: TableCellData, emailData: SendEmailDialogData): void {
     const userId = (userRowData['userLink'] as TableCellLink).text as string;
 
-    this.actions.sendUserMessage(
-      userId,
-      this.institutionId,
-      emailData.emailContent,
-      emailData.ccSender,
-      emailData.allowReplyToSender
-    );
+    this.actions
+      .sendUserMessage(
+        userId,
+        this.institutionId,
+        emailData.emailContent,
+        emailData.ccSender,
+        emailData.allowReplyToSender
+      )
+      .subscribe(() => this.toastService.showSuccess('adminInstitutions.institutionUsers.messageSent'));
   }
 }
diff --git a/src/app/features/admin-institutions/services/institutions-admin.service.ts b/src/app/features/admin-institutions/services/institutions-admin.service.ts
index 78969dd50..6db0db40c 100644
--- a/src/app/features/admin-institutions/services/institutions-admin.service.ts
+++ b/src/app/features/admin-institutions/services/institutions-admin.service.ts
@@ -110,7 +110,7 @@ export class InstitutionsAdminService {
     const payload = sendMessageRequestMapper(request);
 
     return this.jsonApiService.post<SendMessageResponseJsonApi>(
-      `${environment.apiUrl}/institutions/messages/`,
+      `${environment.apiUrl}/users/${request.userId}/messages/`,
       payload
     );
   }
diff --git a/src/app/features/admin-institutions/store/institutions-admin.actions.ts b/src/app/features/admin-institutions/store/institutions-admin.actions.ts
index 0d74548e7..85bb41615 100644
--- a/src/app/features/admin-institutions/store/institutions-admin.actions.ts
+++ b/src/app/features/admin-institutions/store/institutions-admin.actions.ts
@@ -1,3 +1,8 @@
+export class FetchInstitutionById {
+  static readonly type = '[InstitutionsAdmin] Fetch Institution By Id';
+  constructor(public institutionId: string) {}
+}
+
 export class FetchInstitutionDepartments {
   static readonly type = '[InstitutionsAdmin] Fetch Institution Departments';
   constructor(public institutionId: string) {}
diff --git a/src/app/features/admin-institutions/store/institutions-admin.model.ts b/src/app/features/admin-institutions/store/institutions-admin.model.ts
index fc3588d2b..ed0bc1f3f 100644
--- a/src/app/features/admin-institutions/store/institutions-admin.model.ts
+++ b/src/app/features/admin-institutions/store/institutions-admin.model.ts
@@ -1,4 +1,4 @@
-import { AsyncStateModel, AsyncStateWithLinksModel, AsyncStateWithTotalCount } from '@shared/models';
+import { AsyncStateModel, AsyncStateWithLinksModel, AsyncStateWithTotalCount, Institution } from '@shared/models';
 
 import {
   InstitutionDepartment,
@@ -24,4 +24,21 @@ export interface InstitutionsAdminModel {
   sendMessage: AsyncStateModel<SendMessageResponseJsonApi | null>;
   selectedInstitutionId: string | null;
   currentSearchPropertyPath: string | null;
+  institution: AsyncStateModel<Institution>;
 }
+
+export const INSTITUTIONS_ADMIN_STATE_DEFAULTS: InstitutionsAdminModel = {
+  departments: { data: [], isLoading: false, error: null },
+  summaryMetrics: { data: {} as InstitutionSummaryMetrics, isLoading: false, error: null },
+  hasOsfAddonSearch: { data: [], isLoading: false, error: null },
+  storageRegionSearch: { data: [], isLoading: false, error: null },
+  searchResults: { data: [], isLoading: false, error: null },
+  users: { data: [], totalCount: 0, isLoading: false, error: null },
+  projects: { data: [], totalCount: 0, isLoading: false, error: null, links: undefined },
+  registrations: { data: [], totalCount: 0, isLoading: false, error: null, links: undefined },
+  preprints: { data: [], totalCount: 0, isLoading: false, error: null, links: undefined },
+  sendMessage: { data: null, isLoading: false, error: null },
+  selectedInstitutionId: null,
+  currentSearchPropertyPath: null,
+  institution: { data: {} as Institution, isLoading: false, error: null },
+};
diff --git a/src/app/features/admin-institutions/store/institutions-admin.state.ts b/src/app/features/admin-institutions/store/institutions-admin.state.ts
index 312a54c52..8e831decd 100644
--- a/src/app/features/admin-institutions/store/institutions-admin.state.ts
+++ b/src/app/features/admin-institutions/store/institutions-admin.state.ts
@@ -1,16 +1,20 @@
 import { Action, State, StateContext } from '@ngxs/store';
+import { patch } from '@ngxs/store/operators';
 
 import { catchError, tap } from 'rxjs';
 
 import { inject, Injectable } from '@angular/core';
 
 import { handleSectionError } from '@core/handlers';
+import { Institution } from '@osf/shared/models';
+import { InstitutionsService } from '@osf/shared/services';
 
-import { InstitutionPreprint, InstitutionProject, InstitutionRegistration, InstitutionSummaryMetrics } from '../models';
+import { InstitutionPreprint, InstitutionProject, InstitutionRegistration } from '../models';
 import { InstitutionsAdminService } from '../services/institutions-admin.service';
 
 import {
   FetchHasOsfAddonSearch,
+  FetchInstitutionById,
   FetchInstitutionDepartments,
   FetchInstitutionSearchResults,
   FetchInstitutionSummaryMetrics,
@@ -21,29 +25,33 @@ import {
   FetchStorageRegionSearch,
   SendUserMessage,
 } from './institutions-admin.actions';
-import { InstitutionsAdminModel } from './institutions-admin.model';
+import { INSTITUTIONS_ADMIN_STATE_DEFAULTS, InstitutionsAdminModel } from './institutions-admin.model';
 
 @State<InstitutionsAdminModel>({
   name: 'institutionsAdmin',
-  defaults: {
-    departments: { data: [], isLoading: false, error: null },
-    summaryMetrics: { data: {} as InstitutionSummaryMetrics, isLoading: false, error: null },
-    hasOsfAddonSearch: { data: [], isLoading: false, error: null },
-    storageRegionSearch: { data: [], isLoading: false, error: null },
-    searchResults: { data: [], isLoading: false, error: null },
-    users: { data: [], totalCount: 0, isLoading: false, error: null },
-    projects: { data: [], totalCount: 0, isLoading: false, error: null, links: undefined },
-    registrations: { data: [], totalCount: 0, isLoading: false, error: null, links: undefined },
-    preprints: { data: [], totalCount: 0, isLoading: false, error: null, links: undefined },
-    sendMessage: { data: null, isLoading: false, error: null },
-    selectedInstitutionId: null,
-    currentSearchPropertyPath: null,
-  },
+  defaults: INSTITUTIONS_ADMIN_STATE_DEFAULTS,
 })
 @Injectable()
 export class InstitutionsAdminState {
+  private readonly institutionsService = inject(InstitutionsService);
   private readonly institutionsAdminService = inject(InstitutionsAdminService);
 
+  @Action(FetchInstitutionById)
+  fetchInstitutionById(ctx: StateContext<InstitutionsAdminModel>, action: FetchInstitutionById) {
+    ctx.patchState({ institution: { data: {} as Institution, isLoading: true, error: null } });
+
+    return this.institutionsService.getInstitutionById(action.institutionId).pipe(
+      tap((response) => {
+        ctx.setState(
+          patch({
+            institution: patch({ data: response, error: null, isLoading: false }),
+          })
+        );
+      }),
+      catchError((error) => handleSectionError(ctx, 'institution', error))
+    );
+  }
+
   @Action(FetchInstitutionDepartments)
   fetchDepartments(ctx: StateContext<InstitutionsAdminModel>, action: FetchInstitutionDepartments) {
     const state = ctx.getState();
diff --git a/src/app/features/meetings/mappers/meetings.mapper.ts b/src/app/features/meetings/mappers/meetings.mapper.ts
index d17e04a58..7b75c276f 100644
--- a/src/app/features/meetings/mappers/meetings.mapper.ts
+++ b/src/app/features/meetings/mappers/meetings.mapper.ts
@@ -1,4 +1,4 @@
-import { JsonApiResponseWithPaging } from '@core/models';
+import { ResponseJsonApi } from '@core/models';
 
 import {
   MeetingGetResponseJsonApi,
@@ -8,9 +8,7 @@ import {
 } from '../models';
 
 export class MeetingsMapper {
-  static fromMeetingsGetResponse(
-    response: JsonApiResponseWithPaging<MeetingGetResponseJsonApi[], null>
-  ): MeetingsWithPaging {
+  static fromMeetingsGetResponse(response: ResponseJsonApi<MeetingGetResponseJsonApi[]>): MeetingsWithPaging {
     return {
       data: response.data.map((item) => ({
         id: item.id,
@@ -20,12 +18,12 @@ export class MeetingsMapper {
         endDate: item.attributes.end_date,
         submissionsCount: item.attributes.submissions_count,
       })),
-      totalCount: response.links.meta.total,
+      totalCount: response.meta.total,
     };
   }
 
   static fromMeetingSubmissionGetResponse(
-    response: JsonApiResponseWithPaging<MeetingSubmissionGetResponseJsonApi[], null>
+    response: ResponseJsonApi<MeetingSubmissionGetResponseJsonApi[]>
   ): MeetingSubmissionsWithPaging {
     return {
       data: response.data.map((item) => ({
@@ -37,7 +35,7 @@ export class MeetingsMapper {
         meetingCategory: item.attributes.meeting_category,
         downloadLink: item.links.download,
       })),
-      totalCount: response.links.meta.total,
+      totalCount: response.meta.total,
     };
   }
 
diff --git a/src/app/features/meetings/services/meetings.service.ts b/src/app/features/meetings/services/meetings.service.ts
index a95c22357..34835e343 100644
--- a/src/app/features/meetings/services/meetings.service.ts
+++ b/src/app/features/meetings/services/meetings.service.ts
@@ -3,7 +3,7 @@ import { map, Observable } from 'rxjs';
 import { inject, Injectable } from '@angular/core';
 
 import { JsonApiService } from '@core/services';
-import { JsonApiResponse, JsonApiResponseWithPaging } from '@osf/core/models';
+import { JsonApiResponse, ResponseJsonApi } from '@osf/core/models';
 import { MeetingsMapper } from '@osf/features/meetings/mappers';
 import {
   MeetingGetResponseJsonApi,
@@ -35,7 +35,7 @@ export class MeetingsService {
     );
 
     return this.jsonApiService
-      .get<JsonApiResponseWithPaging<MeetingGetResponseJsonApi[], null>>(this.baseUrl, params)
+      .get<ResponseJsonApi<MeetingGetResponseJsonApi[]>>(this.baseUrl, params)
       .pipe(map((response) => MeetingsMapper.fromMeetingsGetResponse(response)));
   }
 
@@ -54,9 +54,7 @@ export class MeetingsService {
     );
 
     return this.jsonApiService
-      .get<
-        JsonApiResponseWithPaging<MeetingSubmissionGetResponseJsonApi[], null>
-      >(`${this.baseUrl}${meetingId}/submissions/`, params)
+      .get<ResponseJsonApi<MeetingSubmissionGetResponseJsonApi[]>>(`${this.baseUrl}${meetingId}/submissions/`, params)
       .pipe(map((response) => MeetingsMapper.fromMeetingSubmissionGetResponse(response)));
   }
 
diff --git a/src/app/features/moderation/mappers/moderation.mapper.ts b/src/app/features/moderation/mappers/moderation.mapper.ts
index d039bfa90..0cb94cc26 100644
--- a/src/app/features/moderation/mappers/moderation.mapper.ts
+++ b/src/app/features/moderation/mappers/moderation.mapper.ts
@@ -1,4 +1,4 @@
-import { JsonApiResponseWithPaging, UserGetResponse } from '@osf/core/models';
+import { ResponseJsonApi, UserGetResponse } from '@osf/core/models';
 import { PaginatedData } from '@osf/shared/models';
 
 import { AddModeratorType, ModeratorPermission } from '../enums';
@@ -17,7 +17,7 @@ export class ModerationMapper {
   }
 
   static fromUsersWithPaginationGetResponse(
-    response: JsonApiResponseWithPaging<UserGetResponse[], null>
+    response: ResponseJsonApi<UserGetResponse[]>
   ): PaginatedData<ModeratorAddModel[]> {
     return {
       data: response.data.map(
@@ -28,7 +28,7 @@ export class ModerationMapper {
             permission: ModeratorPermission.Moderator,
           }) as ModeratorAddModel
       ),
-      totalCount: response.links.meta.total,
+      totalCount: response.meta.total,
     };
   }
 
diff --git a/src/app/features/moderation/mappers/preprint-moderation.mapper.ts b/src/app/features/moderation/mappers/preprint-moderation.mapper.ts
index 9de8de171..6ce0bdeff 100644
--- a/src/app/features/moderation/mappers/preprint-moderation.mapper.ts
+++ b/src/app/features/moderation/mappers/preprint-moderation.mapper.ts
@@ -1,4 +1,4 @@
-import { JsonApiResponseWithPaging } from '@osf/core/models';
+import { ResponseJsonApi } from '@osf/core/models';
 import { PaginatedData } from '@osf/shared/models';
 
 import {
@@ -35,11 +35,11 @@ export class PreprintModerationMapper {
   }
 
   static fromResponseWithPagination(
-    response: JsonApiResponseWithPaging<ReviewActionJsonApi[], null>
+    response: ResponseJsonApi<ReviewActionJsonApi[]>
   ): PaginatedData<PreprintReviewActionModel[]> {
     return {
       data: response.data.map((x) => this.fromResponse(x)),
-      totalCount: response.links.meta.total,
+      totalCount: response.meta.total,
     };
   }
 
diff --git a/src/app/features/moderation/mappers/registry-moderation.mapper.ts b/src/app/features/moderation/mappers/registry-moderation.mapper.ts
index 0b12c1ea2..c101c3082 100644
--- a/src/app/features/moderation/mappers/registry-moderation.mapper.ts
+++ b/src/app/features/moderation/mappers/registry-moderation.mapper.ts
@@ -26,7 +26,7 @@ export class RegistryModerationMapper {
   static fromResponseWithPagination(response: RegistryResponseJsonApi): PaginatedData<RegistryModeration[]> {
     return {
       data: response.data.map((x) => this.fromResponse(x)),
-      totalCount: response.links.meta.total,
+      totalCount: response.meta.total,
     };
   }
 
diff --git a/src/app/features/moderation/models/registry-json-api.model.ts b/src/app/features/moderation/models/registry-json-api.model.ts
index 664919ee5..6cfa6dd82 100644
--- a/src/app/features/moderation/models/registry-json-api.model.ts
+++ b/src/app/features/moderation/models/registry-json-api.model.ts
@@ -1,7 +1,7 @@
-import { JsonApiResponseWithPaging } from '@osf/core/models';
+import { ResponseJsonApi } from '@osf/core/models';
 import { RegistrationReviewStates, RevisionReviewStates } from '@osf/shared/enums';
 
-export type RegistryResponseJsonApi = JsonApiResponseWithPaging<RegistryDataJsonApi[], null>;
+export type RegistryResponseJsonApi = ResponseJsonApi<RegistryDataJsonApi[]>;
 
 export interface RegistryDataJsonApi {
   id: string;
diff --git a/src/app/features/moderation/services/moderators.service.ts b/src/app/features/moderation/services/moderators.service.ts
index 5e4e6c302..dd3248450 100644
--- a/src/app/features/moderation/services/moderators.service.ts
+++ b/src/app/features/moderation/services/moderators.service.ts
@@ -2,7 +2,7 @@ import { map, Observable } from 'rxjs';
 
 import { inject, Injectable } from '@angular/core';
 
-import { JsonApiResponse, JsonApiResponseWithPaging, UserGetResponse } from '@osf/core/models';
+import { JsonApiResponse, ResponseJsonApi, UserGetResponse } from '@osf/core/models';
 import { JsonApiService } from '@osf/core/services';
 import { ResourceType } from '@osf/shared/enums';
 import { PaginatedData } from '@osf/shared/models';
@@ -63,7 +63,7 @@ export class ModeratorsService {
     const baseUrl = `${environment.apiUrl}/users/?filter[full_name]=${value}&page=${page}`;
 
     return this.jsonApiService
-      .get<JsonApiResponseWithPaging<UserGetResponse[], null>>(baseUrl)
+      .get<ResponseJsonApi<UserGetResponse[]>>(baseUrl)
       .pipe(map((response) => ModerationMapper.fromUsersWithPaginationGetResponse(response)));
   }
 }
diff --git a/src/app/features/moderation/services/preprint-moderation.service.ts b/src/app/features/moderation/services/preprint-moderation.service.ts
index 99c56f658..6d8f253f2 100644
--- a/src/app/features/moderation/services/preprint-moderation.service.ts
+++ b/src/app/features/moderation/services/preprint-moderation.service.ts
@@ -2,7 +2,7 @@ import { map, Observable } from 'rxjs';
 
 import { inject, Injectable } from '@angular/core';
 
-import { JsonApiResponse, JsonApiResponseWithPaging } from '@osf/core/models';
+import { JsonApiResponse, ResponseJsonApi } from '@osf/core/models';
 import { JsonApiService } from '@osf/core/services';
 import { PaginatedData } from '@osf/shared/models';
 
@@ -49,7 +49,7 @@ export class PreprintModerationService {
     const baseUrl = `${environment.apiUrl}/actions/reviews/?embed=provider&embed=target&page=${page}`;
 
     return this.jsonApiService
-      .get<JsonApiResponseWithPaging<ReviewActionJsonApi[], null>>(baseUrl)
+      .get<ResponseJsonApi<ReviewActionJsonApi[]>>(baseUrl)
       .pipe(map((response) => PreprintModerationMapper.fromResponseWithPagination(response)));
   }
 
diff --git a/src/app/features/preprints/mappers/preprints.mapper.ts b/src/app/features/preprints/mappers/preprints.mapper.ts
index 2adab1cc6..d6410f715 100644
--- a/src/app/features/preprints/mappers/preprints.mapper.ts
+++ b/src/app/features/preprints/mappers/preprints.mapper.ts
@@ -1,4 +1,4 @@
-import { ApiData, JsonApiResponseWithMeta, JsonApiResponseWithPaging } from '@core/models';
+import { ApiData, JsonApiResponseWithMeta, ResponseJsonApi } from '@core/models';
 import {
   Preprint,
   PreprintAttributesJsonApi,
@@ -155,9 +155,8 @@ export class PreprintsMapper {
   }
 
   static fromMyPreprintJsonApi(
-    response: JsonApiResponseWithPaging<
-      ApiData<PreprintAttributesJsonApi, PreprintEmbedsJsonApi, PreprintRelationshipsJsonApi, null>[],
-      null
+    response: ResponseJsonApi<
+      ApiData<PreprintAttributesJsonApi, PreprintEmbedsJsonApi, PreprintRelationshipsJsonApi, null>[]
     >
   ): PreprintShortInfoWithTotalCount {
     return {
@@ -175,7 +174,7 @@ export class PreprintsMapper {
           providerId: preprintData.relationships.provider.data.id,
         };
       }),
-      totalCount: response.links.meta.total,
+      totalCount: response.meta.total,
     };
   }
 }
diff --git a/src/app/features/preprints/services/preprints.service.ts b/src/app/features/preprints/services/preprints.service.ts
index 88952827f..bb42356e7 100644
--- a/src/app/features/preprints/services/preprints.service.ts
+++ b/src/app/features/preprints/services/preprints.service.ts
@@ -3,7 +3,7 @@ import { map, Observable } from 'rxjs';
 import { inject, Injectable } from '@angular/core';
 
 import { JsonApiService } from '@core/services';
-import { ApiData, JsonApiResponse, JsonApiResponseWithMeta, JsonApiResponseWithPaging } from '@osf/core/models';
+import { ApiData, JsonApiResponse, JsonApiResponseWithMeta, ResponseJsonApi } from '@osf/core/models';
 import { RegistryModerationMapper } from '@osf/features/moderation/mappers';
 import { ReviewActionsResponseJsonApi } from '@osf/features/moderation/models';
 import { preprintSortFieldMap } from '@osf/features/preprints/constants';
@@ -150,7 +150,7 @@ export class PreprintsService {
   getPreprintVersionIds(preprintId: string): Observable<string[]> {
     return this.jsonApiService
       .get<
-        JsonApiResponseWithPaging<ApiData<PreprintAttributesJsonApi, null, null, null>[], null>
+        ResponseJsonApi<ApiData<PreprintAttributesJsonApi, null, null, null>[]>
       >(`${environment.apiUrl}/preprints/${preprintId}/versions/`)
       .pipe(map((response) => response.data.map((data) => data.id)));
   }
@@ -166,10 +166,7 @@ export class PreprintsService {
 
     return this.jsonApiService
       .get<
-        JsonApiResponseWithPaging<
-          ApiData<PreprintAttributesJsonApi, PreprintEmbedsJsonApi, PreprintRelationshipsJsonApi, null>[],
-          null
-        >
+        ResponseJsonApi<ApiData<PreprintAttributesJsonApi, PreprintEmbedsJsonApi, PreprintRelationshipsJsonApi, null>[]>
       >(`${environment.apiUrl}/users/me/preprints/`, params)
       .pipe(map((response) => PreprintsMapper.fromMyPreprintJsonApi(response)));
   }
diff --git a/src/app/features/project/metadata/models/cedar-metadata-template.models.ts b/src/app/features/project/metadata/models/cedar-metadata-template.models.ts
index 75044e300..ea2c3d7e3 100644
--- a/src/app/features/project/metadata/models/cedar-metadata-template.models.ts
+++ b/src/app/features/project/metadata/models/cedar-metadata-template.models.ts
@@ -1,4 +1,4 @@
-import { PaginationLinksJsonApi } from '@osf/core/models';
+import { MetaJsonApi, PaginationLinksJsonApi } from '@osf/core/models';
 
 export interface CedarMetadataDataTemplateJsonApi {
   id: string;
@@ -194,11 +194,7 @@ export interface CedarRecordDataBinding {
 export interface CedarMetadataRecordJsonApi {
   data: CedarMetadataRecordData[];
   links: PaginationLinksJsonApi;
-  meta: {
-    per_page: number;
-    total: number;
-    version: string;
-  };
+  meta: MetaJsonApi;
 }
 
 export interface CedarMetadataRecordData {
diff --git a/src/app/features/project/metadata/models/metadata.models.ts b/src/app/features/project/metadata/models/metadata.models.ts
index ee506cee2..d4fddbf9a 100644
--- a/src/app/features/project/metadata/models/metadata.models.ts
+++ b/src/app/features/project/metadata/models/metadata.models.ts
@@ -1,3 +1,5 @@
+import { MetaJsonApi } from '@osf/core/models';
+
 export interface ProjectMetadata {
   id: string;
   title: string;
@@ -110,12 +112,6 @@ export interface UserInstitutionsResponse {
     last: string | null;
     prev: string | null;
     next: string | null;
-    meta: {
-      total: number;
-      per_page: number;
-    };
-  };
-  meta: {
-    version: string;
   };
+  meta: MetaJsonApi;
 }
diff --git a/src/app/features/project/overview/mappers/project-overview.mapper.ts b/src/app/features/project/overview/mappers/project-overview.mapper.ts
index 0e42347b5..5f69d1907 100644
--- a/src/app/features/project/overview/mappers/project-overview.mapper.ts
+++ b/src/app/features/project/overview/mappers/project-overview.mapper.ts
@@ -35,7 +35,7 @@ export class ProjectOverviewMapper {
       currentUserIsContributorOrGroupMember: response.attributes.current_user_is_contributor_or_group_member,
       wikiEnabled: response.attributes.wiki_enabled,
       customCitation: response.attributes.custom_citation,
-      subjects: response.attributes.subjects.map((subjectArray) => subjectArray[0]),
+      subjects: response.attributes.subjects?.map((subjectArray) => subjectArray[0]),
       contributors: response.embeds.bibliographic_contributors.data.map((contributor) => ({
         id: contributor.embeds.users.data.id,
         familyName: contributor.embeds.users.data.attributes.family_name,
diff --git a/src/app/features/project/overview/project-overview.component.ts b/src/app/features/project/overview/project-overview.component.ts
index ab91fd96a..1cd079e8b 100644
--- a/src/app/features/project/overview/project-overview.component.ts
+++ b/src/app/features/project/overview/project-overview.component.ts
@@ -35,7 +35,6 @@ import { ToastService } from '@shared/services';
 import {
   ClearWiki,
   CollectionsSelectors,
-  GetAllNodeLinks,
   GetBookmarksCollectionId,
   GetCollectionProvider,
   GetHomeWiki,
@@ -108,7 +107,6 @@ export class ProjectOverviewComponent implements OnInit {
     getHomeWiki: GetHomeWiki,
     getComponents: GetComponents,
     getLinkedProjects: GetLinkedResources,
-    getNodeLinks: GetAllNodeLinks,
     setProjectCustomCitation: SetProjectCustomCitation,
     getCollectionProvider: GetCollectionProvider,
     getCurrentReviewAction: GetSubmissionsReviewActions,
@@ -196,7 +194,6 @@ export class ProjectOverviewComponent implements OnInit {
       this.actions.getBookmarksId();
       this.actions.getHomeWiki(ResourceType.Project, projectId);
       this.actions.getComponents(projectId);
-      this.actions.getNodeLinks(projectId);
       this.actions.getLinkedProjects(projectId);
     }
   }
diff --git a/src/app/features/project/overview/services/project-overview.service.ts b/src/app/features/project/overview/services/project-overview.service.ts
index 0740c63a9..b5955818e 100644
--- a/src/app/features/project/overview/services/project-overview.service.ts
+++ b/src/app/features/project/overview/services/project-overview.service.ts
@@ -17,7 +17,7 @@ import { environment } from 'src/environments/environment';
   providedIn: 'root',
 })
 export class ProjectOverviewService {
-  #jsonApiService = inject(JsonApiService);
+  private readonly jsonApiService = inject(JsonApiService);
 
   getProjectById(projectId: string): Observable<ProjectOverview> {
     const params: Record<string, unknown> = {
@@ -35,7 +35,7 @@ export class ProjectOverviewService {
       related_counts: 'forks,view_only_links',
     };
 
-    return this.#jsonApiService
+    return this.jsonApiService
       .get<ProjectOverviewResponseJsonApi>(`${environment.apiUrl}/nodes/${projectId}/`, params)
       .pipe(map((response) => ProjectOverviewMapper.fromGetProjectResponse(response.data)));
   }
@@ -51,7 +51,7 @@ export class ProjectOverviewService {
       },
     };
 
-    return this.#jsonApiService.patch<void>(`${environment.apiUrl}/nodes/${projectId}/`, payload);
+    return this.jsonApiService.patch<void>(`${environment.apiUrl}/nodes/${projectId}/`, payload);
   }
 
   forkResource(projectId: string, resourceType: string): Observable<void> {
@@ -61,7 +61,7 @@ export class ProjectOverviewService {
       },
     };
 
-    return this.#jsonApiService.post<void>(`${environment.apiUrl}/${resourceType}/${projectId}/forks/`, payload);
+    return this.jsonApiService.post<void>(`${environment.apiUrl}/${resourceType}/${projectId}/forks/`, payload);
   }
 
   duplicateProject(projectId: string, title: string): Observable<void> {
@@ -76,7 +76,7 @@ export class ProjectOverviewService {
       },
     };
 
-    return this.#jsonApiService.post<void>(`${environment.apiUrl}/nodes/`, payload);
+    return this.jsonApiService.post<void>(`${environment.apiUrl}/nodes/`, payload);
   }
 
   createComponent(
@@ -112,11 +112,11 @@ export class ProjectOverviewService {
       params['affiliated_institutions'] = affiliatedInstitutions;
     }
 
-    return this.#jsonApiService.post<void>(`${environment.apiUrl}/nodes/${projectId}/children/`, payload, params);
+    return this.jsonApiService.post<void>(`${environment.apiUrl}/nodes/${projectId}/children/`, payload, params);
   }
 
   deleteComponent(componentId: string): Observable<void> {
-    return this.#jsonApiService.delete(`${environment.apiUrl}/nodes/${componentId}/`);
+    return this.jsonApiService.delete(`${environment.apiUrl}/nodes/${componentId}/`);
   }
 
   getComponents(projectId: string): Observable<ComponentOverview[]> {
@@ -125,7 +125,7 @@ export class ProjectOverviewService {
       'fields[users]': 'family_name,full_name,given_name,middle_name',
     };
 
-    return this.#jsonApiService
+    return this.jsonApiService
       .get<
         JsonApiResponse<ComponentGetResponseJsonApi[], null>
       >(`${environment.apiUrl}/nodes/${projectId}/children`, params)
diff --git a/src/app/features/project/registrations/services/registrations.service.ts b/src/app/features/project/registrations/services/registrations.service.ts
index 706a54f01..3f13c0806 100644
--- a/src/app/features/project/registrations/services/registrations.service.ts
+++ b/src/app/features/project/registrations/services/registrations.service.ts
@@ -2,7 +2,7 @@ import { map, Observable } from 'rxjs';
 
 import { inject, Injectable } from '@angular/core';
 
-import { JsonApiResponseWithPaging } from '@osf/core/models';
+import { ResponseJsonApi } from '@osf/core/models';
 import { JsonApiService } from '@osf/core/services';
 import { RegistrationMapper } from '@osf/shared/mappers/registration';
 import { RegistrationCard, RegistrationDataJsonApi } from '@osf/shared/models';
@@ -21,14 +21,14 @@ export class RegistrationsService {
     };
     const url = `${environment.apiUrl}/nodes/${projectId}/linked_by_registrations/`;
 
-    return this.jsonApiService.get<JsonApiResponseWithPaging<RegistrationDataJsonApi[], null>>(url, params).pipe(
+    return this.jsonApiService.get<ResponseJsonApi<RegistrationDataJsonApi[]>>(url, params).pipe(
       map((response) => {
         const data = response.data.map((registration: RegistrationDataJsonApi) =>
           RegistrationMapper.fromRegistrationToRegistrationCard(registration)
         );
         return {
           data,
-          totalCount: response.links.meta?.total,
+          totalCount: response.meta?.total,
         };
       })
     );
diff --git a/src/app/features/registries/services/registries.service.ts b/src/app/features/registries/services/registries.service.ts
index 27bbb5695..fba9971b8 100644
--- a/src/app/features/registries/services/registries.service.ts
+++ b/src/app/features/registries/services/registries.service.ts
@@ -2,7 +2,7 @@ import { map, Observable } from 'rxjs';
 
 import { inject, Injectable } from '@angular/core';
 
-import { JsonApiResponseWithPaging } from '@osf/core/models';
+import { ResponseJsonApi } from '@osf/core/models';
 import { JsonApiService } from '@osf/core/services';
 import { PageSchemaMapper, RegistrationMapper } from '@osf/shared/mappers/registration';
 import {
@@ -132,9 +132,7 @@ export class RegistriesService {
       embed: ['bibliographic_contributors', 'registration_schema', 'provider'],
     };
     return this.jsonApiService
-      .get<
-        JsonApiResponseWithPaging<DraftRegistrationDataJsonApi[], null>
-      >(`${this.apiUrl}/draft_registrations/`, params)
+      .get<ResponseJsonApi<DraftRegistrationDataJsonApi[]>>(`${this.apiUrl}/draft_registrations/`, params)
       .pipe(
         map((response) => {
           const data = response.data.map((registration: DraftRegistrationDataJsonApi) =>
@@ -142,7 +140,7 @@ export class RegistriesService {
           );
           return {
             data,
-            totalCount: response.links.meta?.total,
+            totalCount: response.meta?.total,
           };
         })
       );
@@ -159,9 +157,7 @@ export class RegistriesService {
       embed: ['bibliographic_contributors', 'registration_schema', 'provider'],
     };
     return this.jsonApiService
-      .get<
-        JsonApiResponseWithPaging<RegistrationDataJsonApi[], null>
-      >(`${this.apiUrl}/users/${userId}/registrations/`, params)
+      .get<ResponseJsonApi<RegistrationDataJsonApi[]>>(`${this.apiUrl}/users/${userId}/registrations/`, params)
       .pipe(
         map((response) => {
           const data = response.data.map((registration: RegistrationDataJsonApi) =>
@@ -169,7 +165,7 @@ export class RegistriesService {
           );
           return {
             data,
-            totalCount: response.links.meta?.total,
+            totalCount: response.meta?.total,
           };
         })
       );
diff --git a/src/app/features/registry/models/bibliographic-contributors.models.ts b/src/app/features/registry/models/bibliographic-contributors.models.ts
index eaee96b64..5bdb108ad 100644
--- a/src/app/features/registry/models/bibliographic-contributors.models.ts
+++ b/src/app/features/registry/models/bibliographic-contributors.models.ts
@@ -1,3 +1,4 @@
+import { MetaJsonApi } from '@osf/core/models';
 import { InstitutionUsersLinksJsonApi } from '@osf/features/admin-institutions/models';
 
 export interface BibliographicContributorJsonApi {
@@ -72,12 +73,7 @@ export interface BibliographicContributorJsonApi {
 
 export interface BibliographicContributorsResponse {
   data: BibliographicContributorJsonApi[];
-  meta: {
-    total: number;
-    per_page: number;
-    total_bibliographic: number;
-    version: string;
-  };
+  meta: MetaJsonApi;
   links: InstitutionUsersLinksJsonApi;
 }
 
diff --git a/src/app/features/registry/models/linked-nodes-json-api.model.ts b/src/app/features/registry/models/linked-nodes-json-api.model.ts
index 5ef5bdd82..a868b5728 100644
--- a/src/app/features/registry/models/linked-nodes-json-api.model.ts
+++ b/src/app/features/registry/models/linked-nodes-json-api.model.ts
@@ -1,3 +1,5 @@
+import { MetaJsonApi } from '@osf/core/models';
+
 export interface LinkedNodeJsonApi {
   id: string;
   type: 'nodes';
@@ -114,11 +116,7 @@ export interface LinkedNodeJsonApi {
 
 export interface LinkedNodesJsonApiResponse {
   data: LinkedNodeJsonApi[];
-  meta: {
-    total: number;
-    per_page: number;
-    version: string;
-  };
+  meta: MetaJsonApi;
   links: {
     self: string;
     first: string | null;
diff --git a/src/app/features/registry/models/linked-registrations-json-api.model.ts b/src/app/features/registry/models/linked-registrations-json-api.model.ts
index 7ae822ddb..75349418d 100644
--- a/src/app/features/registry/models/linked-registrations-json-api.model.ts
+++ b/src/app/features/registry/models/linked-registrations-json-api.model.ts
@@ -1,3 +1,4 @@
+import { MetaJsonApi } from '@osf/core/models';
 import { RegistrationReviewStates } from '@shared/enums';
 
 export interface LinkedRegistrationJsonApi {
@@ -33,11 +34,7 @@ export interface LinkedRegistrationJsonApi {
 
 export interface LinkedRegistrationsJsonApiResponse {
   data: LinkedRegistrationJsonApi[];
-  meta: {
-    total: number;
-    per_page: number;
-    version: string;
-  };
+  meta: MetaJsonApi;
   links: {
     self: string;
     first: string | null;
diff --git a/src/app/features/registry/models/linked-response.models.ts b/src/app/features/registry/models/linked-response.models.ts
index 66f12585b..9c7d0fe23 100644
--- a/src/app/features/registry/models/linked-response.models.ts
+++ b/src/app/features/registry/models/linked-response.models.ts
@@ -1,11 +1,10 @@
+import { MetaJsonApi } from '@osf/core/models';
+
 import { LinkedNode, LinkedRegistration } from './linked-nodes.models';
 
 export interface LinkedNodesResponseJsonApi {
   data: LinkedNode[];
-  meta: {
-    total: number;
-    per_page: number;
-  };
+  meta: MetaJsonApi;
   links: {
     self: string;
     first: string | null;
@@ -17,10 +16,7 @@ export interface LinkedNodesResponseJsonApi {
 
 export interface LinkedRegistrationsResponseJsonApi {
   data: LinkedRegistration[];
-  meta: {
-    total: number;
-    per_page: number;
-  };
+  meta: MetaJsonApi;
   links: {
     self: string;
     first: string | null;
diff --git a/src/app/features/registry/models/registry-components-json-api.model.ts b/src/app/features/registry/models/registry-components-json-api.model.ts
index 7e51f4f07..c2f1229a7 100644
--- a/src/app/features/registry/models/registry-components-json-api.model.ts
+++ b/src/app/features/registry/models/registry-components-json-api.model.ts
@@ -1,3 +1,5 @@
+import { MetaJsonApi } from '@osf/core/models';
+
 import { RegistryComponentModel } from './registry-components.models';
 
 export interface RegistryComponentJsonApi {
@@ -18,13 +20,10 @@ export interface RegistryComponentJsonApi {
 
 export interface RegistryComponentsJsonApiResponse {
   data: RegistryComponentJsonApi[];
-  meta: {
-    total: number;
-    per_page: number;
-  };
+  meta: MetaJsonApi;
 }
 
 export interface RegistryComponentsResponseJsonApi {
   data: RegistryComponentModel[];
-  meta: { total: number; per_page: number };
+  meta: MetaJsonApi;
 }
diff --git a/src/app/features/registry/models/registry-contributor-json-api.model.ts b/src/app/features/registry/models/registry-contributor-json-api.model.ts
index 3193d114e..e1e3bac84 100644
--- a/src/app/features/registry/models/registry-contributor-json-api.model.ts
+++ b/src/app/features/registry/models/registry-contributor-json-api.model.ts
@@ -1,3 +1,5 @@
+import { MetaJsonApi } from '@osf/core/models';
+
 export interface RegistryContributorJsonApi {
   id: string;
   type: 'contributors';
@@ -73,9 +75,7 @@ export interface RegistryContributorJsonApiResponse {
   links: {
     self: string;
   };
-  meta: {
-    version: string;
-  };
+  meta: MetaJsonApi;
 }
 
 export interface RegistryContributorUpdateRequest {
@@ -87,24 +87,6 @@ export interface RegistryContributorUpdateRequest {
   };
 }
 
-export interface RegistryContributorsListJsonApiResponse {
-  data: RegistryContributorJsonApi[];
-  links: {
-    first: string | null;
-    last: string | null;
-    prev: string | null;
-    next: string | null;
-    meta: {
-      total: number;
-      per_page: number;
-      total_bibliographic: number;
-    };
-  };
-  meta: {
-    version: string;
-  };
-}
-
 export interface RegistryContributorAddRequest {
   data: {
     type: 'contributors';
diff --git a/src/app/features/registry/models/registry-institutions-json-api.model.ts b/src/app/features/registry/models/registry-institutions-json-api.model.ts
index e3aab2ad1..a8b0b3244 100644
--- a/src/app/features/registry/models/registry-institutions-json-api.model.ts
+++ b/src/app/features/registry/models/registry-institutions-json-api.model.ts
@@ -1,3 +1,5 @@
+import { MetaJsonApi } from '@osf/core/models';
+
 export interface RegistryInstitutionJsonApi {
   id: string;
   type: string;
@@ -18,12 +20,6 @@ export interface RegistryInstitutionsJsonApiResponse {
     last: string | null;
     prev: string | null;
     next: string | null;
-    meta: {
-      total: number;
-      per_page: number;
-    };
-  };
-  meta: {
-    version: string;
   };
+  meta: MetaJsonApi;
 }
diff --git a/src/app/features/registry/models/registry-metadata.models.ts b/src/app/features/registry/models/registry-metadata.models.ts
index 0a5e7d1bc..4b5227f37 100644
--- a/src/app/features/registry/models/registry-metadata.models.ts
+++ b/src/app/features/registry/models/registry-metadata.models.ts
@@ -1,11 +1,8 @@
+import { MetaJsonApi } from '@osf/core/models';
+
 export interface BibliographicContributorsJsonApi {
   data: BibliographicContributorData[];
-  meta: {
-    total: number;
-    per_page: number;
-    total_bibliographic: number;
-    version: string;
-  };
+  meta: MetaJsonApi;
   links: {
     self: string;
     first: string | null;
@@ -125,11 +122,7 @@ export interface UserInstitution {
 
 export interface UserInstitutionsResponse {
   data: UserInstitution[];
-  meta: {
-    total: number;
-    per_page: number;
-    version: string;
-  };
+  meta: MetaJsonApi;
   links: {
     self: string;
     first: string | null;
@@ -161,14 +154,8 @@ export interface RegistrySubjectsJsonApi {
     last: string | null;
     prev: string | null;
     next: string | null;
-    meta: {
-      total: number;
-      per_page: number;
-    };
-  };
-  meta: {
-    version: string;
   };
+  meta: MetaJsonApi;
 }
 
 export interface RegistrySubjectData {
diff --git a/src/app/features/registry/services/registry-metadata.service.ts b/src/app/features/registry/services/registry-metadata.service.ts
index d138ba8a8..88e2ff1b9 100644
--- a/src/app/features/registry/services/registry-metadata.service.ts
+++ b/src/app/features/registry/services/registry-metadata.service.ts
@@ -13,6 +13,7 @@ import { License } from '@shared/models';
 
 import { RegistryMetadataMapper } from '../mappers';
 import {
+  BibliographicContributor,
   BibliographicContributorsJsonApi,
   CustomItemMetadataRecord,
   CustomItemMetadataResponse,
@@ -34,11 +35,7 @@ export class RegistryMetadataService {
   private readonly jsonApiService = inject(JsonApiService);
   private readonly apiUrl = environment.apiUrl;
 
-  getBibliographicContributors(
-    registryId: string,
-    page = 1,
-    pageSize = 100
-  ): Observable<BibliographicContributorsJsonApi> {
+  getBibliographicContributors(registryId: string, page = 1, pageSize = 100): Observable<BibliographicContributor[]> {
     const params: Record<string, unknown> = {
       'fields[contributors]': 'index,users',
       'fields[users]': 'full_name',
@@ -46,10 +43,12 @@ export class RegistryMetadataService {
       'page[size]': pageSize,
     };
 
-    return this.jsonApiService.get<BibliographicContributorsJsonApi>(
-      `${this.apiUrl}/registrations/${registryId}/bibliographic_contributors/`,
-      params
-    );
+    return this.jsonApiService
+      .get<BibliographicContributorsJsonApi>(
+        `${this.apiUrl}/registrations/${registryId}/bibliographic_contributors/`,
+        params
+      )
+      .pipe(map((response) => RegistryMetadataMapper.mapBibliographicContributors(response)));
   }
 
   getCustomItemMetadata(guid: string): Observable<CustomItemMetadataResponse> {
diff --git a/src/app/features/registry/store/registry-metadata/registry-metadata.state.ts b/src/app/features/registry/store/registry-metadata/registry-metadata.state.ts
index d21eeb8e3..623313e61 100644
--- a/src/app/features/registry/store/registry-metadata/registry-metadata.state.ts
+++ b/src/app/features/registry/store/registry-metadata/registry-metadata.state.ts
@@ -9,7 +9,6 @@ import { CedarMetadataRecord, CedarMetadataRecordJsonApi } from '@osf/features/p
 import { ResourceType } from '@shared/enums';
 import { GetAllContributors } from '@shared/stores';
 
-import { RegistryMetadataMapper } from '../../mappers';
 import { CustomItemMetadataRecord } from '../../models';
 import { RegistryMetadataService } from '../../services/registry-metadata.service';
 
@@ -97,8 +96,7 @@ export class RegistryMetadataState {
     return this.registryMetadataService
       .getBibliographicContributors(action.registryId, action.page, action.pageSize)
       .pipe(
-        tap((response) => {
-          const contributors = RegistryMetadataMapper.mapBibliographicContributors(response);
+        tap((contributors) => {
           ctx.patchState({
             bibliographicContributors: {
               data: contributors,
diff --git a/src/app/shared/mappers/collections/collections.mapper.ts b/src/app/shared/mappers/collections/collections.mapper.ts
index 91e6eef6c..774e3713a 100644
--- a/src/app/shared/mappers/collections/collections.mapper.ts
+++ b/src/app/shared/mappers/collections/collections.mapper.ts
@@ -1,4 +1,4 @@
-import { JsonApiResponseWithPaging } from '@core/models';
+import { ResponseJsonApi } from '@core/models';
 import {
   CollectionSubmissionReviewAction,
   CollectionSubmissionReviewActionJsonApi,
@@ -107,7 +107,7 @@ export class CollectionsMapper {
   }
 
   static fromGetCollectionSubmissionsResponse(
-    response: JsonApiResponseWithPaging<CollectionSubmissionWithGuidJsonApi[], null>
+    response: ResponseJsonApi<CollectionSubmissionWithGuidJsonApi[]>
   ): PaginatedData<CollectionSubmissionWithGuid[]> {
     return {
       data: response.data.map((submission) => ({
@@ -139,7 +139,7 @@ export class CollectionsMapper {
             }
           : undefined,
       })),
-      totalCount: response.links.meta.total,
+      totalCount: response.meta.total,
     };
   }
 
diff --git a/src/app/shared/mappers/contributors/contributors.mapper.ts b/src/app/shared/mappers/contributors/contributors.mapper.ts
index 46101c53c..aa1287a4c 100644
--- a/src/app/shared/mappers/contributors/contributors.mapper.ts
+++ b/src/app/shared/mappers/contributors/contributors.mapper.ts
@@ -1,4 +1,4 @@
-import { JsonApiResponseWithPaging, UserGetResponse } from '@osf/core/models';
+import { ResponseJsonApi, UserGetResponse } from '@osf/core/models';
 import { AddContributorType, ContributorPermission } from '@osf/shared/enums';
 import {
   ContributorAddModel,
@@ -24,7 +24,7 @@ export class ContributorsMapper {
   }
 
   static fromUsersWithPaginationGetResponse(
-    response: JsonApiResponseWithPaging<UserGetResponse[], null>
+    response: ResponseJsonApi<UserGetResponse[]>
   ): PaginatedData<ContributorAddModel[]> {
     return {
       data: response.data.map(
@@ -36,7 +36,7 @@ export class ContributorsMapper {
             permission: ContributorPermission.Read,
           }) as ContributorAddModel
       ),
-      totalCount: response.links.meta.total,
+      totalCount: response.meta.total,
     };
   }
 
diff --git a/src/app/shared/mappers/institutions/general-institution.mapper.ts b/src/app/shared/mappers/institutions/general-institution.mapper.ts
index 15dc684b6..13dfbc583 100644
--- a/src/app/shared/mappers/institutions/general-institution.mapper.ts
+++ b/src/app/shared/mappers/institutions/general-institution.mapper.ts
@@ -19,7 +19,7 @@ export class GeneralInstitutionMapper {
   static adaptInstitutions(response: FetchInstitutionsJsonApi): GetGeneralInstitutionsResponse {
     return {
       data: response.data.map((institution) => this.adaptInstitution(institution)),
-      total: response.links.meta.total,
+      total: response.meta.total,
     };
   }
 }
diff --git a/src/app/shared/mappers/view-only-links.mapper.ts b/src/app/shared/mappers/view-only-links.mapper.ts
index 4b754f692..3dd1b12c6 100644
--- a/src/app/shared/mappers/view-only-links.mapper.ts
+++ b/src/app/shared/mappers/view-only-links.mapper.ts
@@ -23,8 +23,8 @@ export class ViewOnlyLinksMapper {
 
     return {
       items,
-      total: response.links.meta.total,
-      perPage: response.links.meta.per_page,
+      total: response.meta.total,
+      perPage: response.meta.per_page,
       next: response.links.next,
       prev: response.links.prev,
     };
diff --git a/src/app/shared/models/institutions/institutions-json-api.model.ts b/src/app/shared/models/institutions/institutions-json-api.model.ts
index 49017a50c..0c91072a0 100644
--- a/src/app/shared/models/institutions/institutions-json-api.model.ts
+++ b/src/app/shared/models/institutions/institutions-json-api.model.ts
@@ -1,3 +1,4 @@
+import { ResponseJsonApi } from '@osf/core/models';
 import { Institution, InstitutionAttributes } from '@shared/models';
 
 export interface InstitutionRelationships {
@@ -46,18 +47,10 @@ export interface InstitutionsResponseLinks {
   last: string | null;
   prev: string | null;
   next: string | null;
-  meta: {
-    total: number;
-    per_page: number;
-  };
 }
 
-export interface FetchInstitutionsJsonApi {
-  data: InstitutionData[];
+export interface FetchInstitutionsJsonApi extends ResponseJsonApi<InstitutionData[]> {
   links: InstitutionsResponseLinks;
-  meta: {
-    version: string;
-  };
 }
 
 export interface GetGeneralInstitutionsResponse {
diff --git a/src/app/shared/models/my-resources/my-resources.models.ts b/src/app/shared/models/my-resources/my-resources.models.ts
index 219c157d2..31afd4eda 100644
--- a/src/app/shared/models/my-resources/my-resources.models.ts
+++ b/src/app/shared/models/my-resources/my-resources.models.ts
@@ -1,4 +1,8 @@
-import { JsonApiResponse } from '@core/models';
+import { ResponseJsonApi } from '@core/models';
+
+export type MyResourcesItemResponseJsonApi = ResponseJsonApi<MyResourcesItem[]>;
+
+export type MyResourcesResponseJsonApi = ResponseJsonApi<MyResourcesItemGetResponseJsonApi[]>;
 
 export interface MyResourcesItemGetResponseJsonApi {
   id: string;
@@ -25,12 +29,6 @@ export interface MyResourcesItemGetResponseJsonApi {
           };
         };
       }[];
-      links: {
-        meta: {
-          total: number;
-          per_page: number;
-        };
-      };
     };
   };
 }
@@ -51,22 +49,3 @@ export interface MyResourcesItem {
   isPublic: boolean;
   contributors: MyResourcesContributor[];
 }
-
-export interface MyResourcesItemResponseJsonApi {
-  data: MyResourcesItem[];
-  links: {
-    meta: {
-      total: number;
-      per_page: number;
-    };
-  };
-}
-
-export interface MyResourcesResponseJsonApi extends JsonApiResponse<MyResourcesItemGetResponseJsonApi[], null> {
-  links: {
-    meta: {
-      total: number;
-      per_page: number;
-    };
-  };
-}
diff --git a/src/app/shared/models/view-only-links/view-only-link-response.model.ts b/src/app/shared/models/view-only-links/view-only-link-response.model.ts
index 29eb57cc0..58a8544b5 100644
--- a/src/app/shared/models/view-only-links/view-only-link-response.model.ts
+++ b/src/app/shared/models/view-only-links/view-only-link-response.model.ts
@@ -1,11 +1,9 @@
-import { UserGetResponse } from '@osf/core/models';
+import { MetaJsonApi, UserGetResponse } from '@osf/core/models';
 
 export interface ViewOnlyLinksResponseJsonApi {
   data: ViewOnlyLinkJsonApi[];
   links: PaginationLinksJsonApi;
-  meta: {
-    version: string;
-  };
+  meta: MetaJsonApi;
 }
 
 export interface ViewOnlyLinkJsonApi {
@@ -54,8 +52,4 @@ export interface PaginationLinksJsonApi {
   last: string | null;
   prev: string | null;
   next: string | null;
-  meta: {
-    total: number;
-    per_page: number;
-  };
 }
diff --git a/src/app/shared/services/collections.service.ts b/src/app/shared/services/collections.service.ts
index 11330d77b..05617b36b 100644
--- a/src/app/shared/services/collections.service.ts
+++ b/src/app/shared/services/collections.service.ts
@@ -4,7 +4,7 @@ import { forkJoin, map, Observable, of, switchMap } from 'rxjs';
 
 import { inject, Injectable } from '@angular/core';
 
-import { JsonApiResponse, JsonApiResponseWithPaging } from '@core/models';
+import { JsonApiResponse, ResponseJsonApi } from '@core/models';
 import { JsonApiService } from '@core/services';
 import {
   CollectionSubmissionReviewAction,
@@ -87,31 +87,29 @@ export class CollectionsService {
       type: 'search',
     };
 
-    return this.jsonApiService
-      .post<JsonApiResponseWithPaging<CollectionSubmissionWithGuidJsonApi[], null>>(url, payload, params)
-      .pipe(
-        switchMap((response) => {
-          if (!response.data.length) {
-            return of([]);
-          }
-
-          const contributorUrls = response.data.map(
-            (submission) => submission.embeds.guid.data.relationships.bibliographic_contributors.links.related.href
-          );
-          const contributorRequests = contributorUrls.map((url) => this.getCollectionContributors(url));
-          const totalCount = response.links.meta?.total ?? 0;
-          this.actions.setTotalSubmissions(totalCount);
-
-          return forkJoin(contributorRequests).pipe(
-            map((contributorsArrays) => {
-              return response.data.map((submission, index) => ({
-                ...CollectionsMapper.fromPostCollectionSubmissionsResponse([submission])[0],
-                contributors: contributorsArrays[index],
-              }));
-            })
-          );
-        })
-      );
+    return this.jsonApiService.post<ResponseJsonApi<CollectionSubmissionWithGuidJsonApi[]>>(url, payload, params).pipe(
+      switchMap((response) => {
+        if (!response.data.length) {
+          return of([]);
+        }
+
+        const contributorUrls = response.data.map(
+          (submission) => submission.embeds.guid.data.relationships.bibliographic_contributors.links.related.href
+        );
+        const contributorRequests = contributorUrls.map((url) => this.getCollectionContributors(url));
+        const totalCount = response.meta?.total ?? 0;
+        this.actions.setTotalSubmissions(totalCount);
+
+        return forkJoin(contributorRequests).pipe(
+          map((contributorsArrays) =>
+            response.data.map((submission, index) => ({
+              ...CollectionsMapper.fromPostCollectionSubmissionsResponse([submission])[0],
+              contributors: contributorsArrays[index],
+            }))
+          )
+        );
+      })
+    );
   }
 
   fetchCollectionSubmissionsByStatus(
@@ -130,13 +128,9 @@ export class CollectionsService {
 
     return this.jsonApiService
       .get<
-        JsonApiResponseWithPaging<CollectionSubmissionWithGuidJsonApi[], null>
+        ResponseJsonApi<CollectionSubmissionWithGuidJsonApi[]>
       >(`${environment.apiUrl}/collections/${collectionId}/collection_submissions/`, params)
-      .pipe(
-        map((response) => {
-          return CollectionsMapper.fromGetCollectionSubmissionsResponse(response);
-        })
-      );
+      .pipe(map((response) => CollectionsMapper.fromGetCollectionSubmissionsResponse(response)));
   }
 
   fetchProjectCollections(projectId: string): Observable<CollectionDetails[]> {
@@ -161,11 +155,7 @@ export class CollectionsService {
       .get<
         JsonApiResponse<CollectionSubmissionJsonApi[], null>
       >(`${environment.apiUrl}/collections/${collectionId}/collection_submissions/`, params)
-      .pipe(
-        map((response) => {
-          return CollectionsMapper.fromCurrentSubmissionResponse(response.data[0]);
-        })
-      );
+      .pipe(map((response) => CollectionsMapper.fromCurrentSubmissionResponse(response.data[0])));
   }
 
   fetchCollectionSubmissionsActions(
@@ -214,11 +204,13 @@ export class CollectionsService {
       'fields[users]': 'full_name',
     };
 
-    return this.jsonApiService.get<ContributorsResponseJsonApi>(contributorsUrl, params).pipe(
-      map((response: ContributorsResponseJsonApi) => {
-        return CollectionsMapper.fromGetCollectionContributorsResponse(response.data);
-      })
-    );
+    return this.jsonApiService
+      .get<ContributorsResponseJsonApi>(contributorsUrl, params)
+      .pipe(
+        map((response: ContributorsResponseJsonApi) =>
+          CollectionsMapper.fromGetCollectionContributorsResponse(response.data)
+        )
+      );
   }
 
   private fetchUserCollectionSubmissionsByStatus(
@@ -233,12 +225,8 @@ export class CollectionsService {
 
     return this.jsonApiService
       .get<
-        JsonApiResponseWithPaging<CollectionSubmissionWithGuidJsonApi[], null>
+        ResponseJsonApi<CollectionSubmissionWithGuidJsonApi[]>
       >(`${environment.apiUrl}/collections/${providerId}/collection_submissions/`, params)
-      .pipe(
-        map((response) => {
-          return CollectionsMapper.fromGetCollectionSubmissionsResponse(response);
-        })
-      );
+      .pipe(map((response) => CollectionsMapper.fromGetCollectionSubmissionsResponse(response)));
   }
 }
diff --git a/src/app/shared/services/contributors.service.ts b/src/app/shared/services/contributors.service.ts
index 80ee919ed..7aee9a33b 100644
--- a/src/app/shared/services/contributors.service.ts
+++ b/src/app/shared/services/contributors.service.ts
@@ -2,7 +2,7 @@ import { map, Observable } from 'rxjs';
 
 import { inject, Injectable } from '@angular/core';
 
-import { JsonApiResponse, JsonApiResponseWithPaging, UserGetResponse } from '@osf/core/models';
+import { JsonApiResponse, ResponseJsonApi, UserGetResponse } from '@osf/core/models';
 import { JsonApiService } from '@osf/core/services';
 import { AddContributorType, ResourceType } from '@osf/shared/enums';
 import { ContributorsMapper } from '@osf/shared/mappers/contributors';
@@ -46,7 +46,7 @@ export class ContributorsService {
     const baseUrl = `${environment.apiUrl}/users/?filter[full_name]=${value}&page=${page}`;
 
     return this.jsonApiService
-      .get<JsonApiResponseWithPaging<UserGetResponse[], null>>(baseUrl)
+      .get<ResponseJsonApi<UserGetResponse[]>>(baseUrl)
       .pipe(map((response) => ContributorsMapper.fromUsersWithPaginationGetResponse(response)));
   }
 
diff --git a/src/app/shared/services/my-resources.service.ts b/src/app/shared/services/my-resources.service.ts
index dbfb223cb..c0f8a30d0 100644
--- a/src/app/shared/services/my-resources.service.ts
+++ b/src/app/shared/services/my-resources.service.ts
@@ -102,6 +102,7 @@ export class MyResourcesService {
       map((response: MyResourcesResponseJsonApi) => ({
         data: response.data.map((item: MyResourcesItemGetResponseJsonApi) => MyResourcesMapper.fromResponse(item)),
         links: response.links,
+        meta: response.meta,
       }))
     );
   }
diff --git a/src/app/shared/services/node-links.service.ts b/src/app/shared/services/node-links.service.ts
index 4b3a0cdf8..a0c029ab0 100644
--- a/src/app/shared/services/node-links.service.ts
+++ b/src/app/shared/services/node-links.service.ts
@@ -50,12 +50,8 @@ export class NodeLinksService {
     };
 
     return this.jsonApiService
-      .get<JsonApiResponse<NodeLinkJsonApi[], null>>(`${environment.apiUrl}/nodes/${projectId}/node_links/`, params)
-      .pipe(
-        map((response) => {
-          return response.data.map((item) => NodeLinksMapper.fromNodeLinkResponse(item));
-        })
-      );
+      .get<JsonApiResponse<NodeLinkJsonApi[], null>>(`${environment.apiUrl}/nodes/${projectId}/linked_nodes/`, params)
+      .pipe(map((response) => response.data.map((item) => NodeLinksMapper.fromNodeLinkResponse(item))));
   }
 
   deleteNodeLink(projectId: string, nodeLinkId: string): Observable<void> {
diff --git a/src/app/shared/stores/my-resources/my-resources.state.ts b/src/app/shared/stores/my-resources/my-resources.state.ts
index ff76f3b3f..8f92c4614 100644
--- a/src/app/shared/stores/my-resources/my-resources.state.ts
+++ b/src/app/shared/stores/my-resources/my-resources.state.ts
@@ -46,7 +46,7 @@ export class MyResourcesState {
               isLoading: false,
               error: null,
             },
-            totalProjects: res.links.meta.total,
+            totalProjects: res.meta.total,
           });
         }),
         catchError((error) => handleSectionError(ctx, 'projects', error))
@@ -73,7 +73,7 @@ export class MyResourcesState {
               isLoading: false,
               error: null,
             },
-            totalRegistrations: res.links.meta.total,
+            totalRegistrations: res.meta.total,
           });
         }),
         catchError((error) => handleSectionError(ctx, 'registrations', error))
@@ -98,7 +98,7 @@ export class MyResourcesState {
             isLoading: false,
             error: null,
           },
-          totalPreprints: res.links.meta.total,
+          totalPreprints: res.meta.total,
         });
       }),
       catchError((error) => handleSectionError(ctx, 'preprints', error))
@@ -127,7 +127,7 @@ export class MyResourcesState {
                 isLoading: false,
                 error: null,
               },
-              totalBookmarks: res.links.meta.total,
+              totalBookmarks: res.meta.total,
             });
           }),
           catchError((error) => handleSectionError(ctx, 'bookmarks', error))
@@ -159,9 +159,7 @@ export class MyResourcesState {
         tap((results) => {
           const allData = [...results.projects.data, ...results.preprints.data, ...results.registrations.data];
           const totalCount =
-            results.projects.links.meta.total +
-            results.preprints.links.meta.total +
-            results.registrations.links.meta.total;
+            results.projects.meta.total + results.preprints.meta.total + results.registrations.meta.total;
 
           ctx.patchState({
             bookmarks: {
diff --git a/src/assets/i18n/en.json b/src/assets/i18n/en.json
index cbbf2aefa..9ce8b64e5 100644
--- a/src/assets/i18n/en.json
+++ b/src/assets/i18n/en.json
@@ -2450,7 +2450,8 @@
       "sendMessage": "Send message",
       "osfLink": "OSF Link",
       "orcid": "ORCID",
-      "noData": "No users found"
+      "noData": "No users found",
+      "messageSent": "Message has been sent."
     },
     "projects": {
       "title": "Title",