{
  "success": true,
  "total": 2,
  "successful": 2,
  "failed": 0,
  "results": [
    {
      "invitationId": "orginv_2ABC123DEF",
      "success": true
    },
    {
      "invitationId": "orginv_2XYZ789GHI",
      "success": true
    }
  ]
}

{
  "success": true,
  "total": 123,
  "successful": 123,
  "failed": 123,
  "results": [
    {}
  ],
  "errors": [
    {}
  ]
}

{
  "error": "User is not part of any organization"
}

{
  "error": "Unauthorized: User is not an admin in this organization"
}

{
  "error": "Internal Server Error"
}