message: add x-ms-identifiers for healthcareapi
diff: "type": "array",
  "items": {
  "$ref": "#/definitions/ServiceAccessPolicyEntry"
  - }
  + },
  + "x-ms-identifiers": [
  + "objectId"
  + ]
  },
  "ServiceAccessPolicyEntry": {
  "description": "An access policy entry.",
  "readOnly": true,
  "items": {
  "$ref": "#/definitions/OperationDetail"
  - }
  + },
  + "x-ms-identifiers": [
  + "name"
  + ]
  },
  "nextLink": {
  "description": "URL client should use to fetch the next page (per server side paging).\r\nIt's null for now, added for future use.",
  "type": "array",
  "items": {
  "$ref": "#/definitions/FhirServiceAccessPolicyEntry"
  - }
  + },
  + "x-ms-identifiers": [
  + "objectId"
  + ]
  },
  "FhirServiceAccessPolicyEntry": {
  "type": "object",
  