MessageCenterWebPart.manifest.json

{
  "$schema": "../../../node_modules/@microsoft/sp-module-interfaces/lib/manifestSchemas/jsonSchemas/clientSideComponentManifestSchema.json",

  "id": "4a5dcbfa-43ad-49b5-a2ca-0a545bbc452f",
  "componentType": "WebPart",
  "version": "0.0.1",
  "manifestVersion": 2,

  "preconfiguredEntries": [{
    "groupId": "4a5dcbfa-43ad-49b5-a2ca-0a545bbc452f",
    "group": { "default": "Under Development" },
    "title": { "default": "Message Center" },
    "description": { "default": "Message center is to improve communications on high impact changes that required intervention." },
    "officeFabricIconFontName": "Page",
    "properties": {
      "listapi": "/_api/web/lists/",
      "listname": "Message Center",
      "selectedfields": "*"
    }
  }]
}