GET /api/data/v3/datasources/{datasetId}/permissions HTTP/1.1
Host: {instance}.domo.com
X-DOMO-Developer-Token: {token}

{
  "list": [
    {
      "type": "USER",
      "id": "966365811",
      "accessLevel": "OWNER",
      "name": "Scott Thompson"
    }
  ],
  "totalUserCount": 1,
  "totalGroupCount": 0
}