{
      "id": 1,
      "user_one_id": 1,
      "user_two_id": 2,
      "created_at": "2016-07-20 13:24:47",
      "updated_at": "2016-07-20 13:24:47",
      "is_blocked: TRUE OR FLASE depending on the condition
      "creator": {
        "id": 1,
        "full_name": "Saša Matić",
        "image_url": "path/to/avatar"
      },
      "invited": {
        "id": 2,
        "full_name": "Dejan Matić",
        "image_url": "path/to/avatar"
      },
      "last_message": {
        "id": 20,
        "chat_id": 1,
        "user_id": 2,
        "content": "testfewfewfw",
        "is_read": 0,
        "created_at": "2016-07-21 11:44:35",
        "updated_at": "2016-07-21 11:44:35"
      },
      "un_read_messages_relation": {
        "chat_id": 1,
        "count": 8
      }
}