{
  "data": {
    "contacts": [
      {
        "contact_id": "string",
        "user_id": "string",
        "name": "string",
        "groupid": "string",
        "description": "string",
        "online_state": 0,
        "email": "string",
        "profilepicture_url": "string",
        "supported_features": "string"
      }
    ],
    "invitations": [
      {
        "groupid": "string",
        "email": "string"
      }
    ]
  }
}