updatePolicyAssignmentWithUserAssignedIdentity.json

{
  "parameters": {
    "scope": "subscriptions/ae640e6b-ba3e-4256-9d62-2993eecfa6f2",
    "policyAssignmentName": "EnforceNaming",
    "api-version": "2022-06-01",
    "parameters": {
      "location": "eastus",
      "identity": {
        "type": "UserAssigned",
        "userAssignedIdentities": {
          "/subscriptions/ae640e6b-ba3e-4256-9d62-2993eecfa6f2/resourceGroups/testResourceGroup/providers/Microsoft.ManagedIdentity/userAssignedIdentities/test-identity": {}
        }
      }
    }
  },
  "responses": {
    "200": {
      "headers": {},
      "body": {
        "properties": {
          "displayName": "Enforce resource naming rules",
          "description": "Force resource names to begin with given DeptA and end with -LC",
          "metadata": {
            "assignedBy": "Special Someone"
          },
          "policyDefinitionId": "/subscriptions/ae640e6b-ba3e-4256-9d62-2993eecfa6f2/providers/Microsoft.Authorization/policyDefinitions/ResourceNaming",
          "notScopes": [],
          "parameters": {
            "prefix": {
              "value": "DeptA"
            },
            "suffix": {
              "value": "-LC"
            }
          },
          "enforcementMode": "Default",
          "scope": "/subscriptions/ae640e6b-ba3e-4256-9d62-2993eecfa6f2"
        },
        "identity": {
          "type": "UserAssigned",
          "userAssignedIdentities": {
            "/subscriptions/ae640e6b-ba3e-4256-9d62-2993eecfa6f2/resourceGroups/testResourceGroup/providers/Microsoft.ManagedIdentity/userAssignedIdentities/test-identity": {
              "principalId": "e6d23f8d-af97-4fbc-bda6-00604e4e3d0a",
              "clientId": "4bee2b8a-1bee-47c2-90e9-404241551135"
            }
          }
        },
        "location": "eastus",
        "id": "/subscriptions/ae640e6b-ba3e-4256-9d62-2993eecfa6f2/providers/Microsoft.Authorization/policyAssignments/EnforceNaming",
        "type": "Microsoft.Authorization/policyAssignments",
        "name": "EnforceNaming"
      }
    }
  }
}