Create a chat on a contact channel

curl --request POST \
  --url https://api.useinvent.com/orgs/{org_id}/contacts/{contact_id}/channels/{channel_id}/chats \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "assistant_id": "<string>",
  "title": "<string>",
  "message": [
    {
      "type": "text",
      "text": "<string>",
      "start_timestamp": 123,
      "end_timestamp": 123
    }
  ]
}
'

{
  "id": "<string>",
  "title": "<string>",
  "model": "<string>",
  "members": [
    {
      "id": "<string>",
      "role": "ADMIN",
      "user": {
        "id": "<string>",
        "name": "<string>",
        "avatar": "<string>"
      },
      "session": {
        "id": "<string>"
      },
      "contact_channel": {
        "id": "<string>",
        "type": "internal",
        "user_id": "<string>",
        "avatar": "<string>",
        "name": "<string>",
        "username": "<string>",
        "email": "jsmith@example.com",
        "phone": "<string>",
        "country": "<string>",
        "agent": "<string>",
        "ip": "<string>",
        "language": "<string>",
        "contact": {
          "id": "<string>",
          "name": "<string>",
          "blocked": true,
          "is_admin": true
        },
        "link": "<string>"
      }
    }
  ],
  "temporary": true,
  "visibility": "PRIVATE",
  "pinned": true,
  "status": "RUNNING",
  "shared_url": "<string>",
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z",
  "tools": [
    {
      "name": "<string>",
      "display_name": "<string>",
      "action_name": "<string>",
      "description": "<string>",
      "icon": "StepFormIcon",
      "icon_url": "<string>",
      "parameters": {},
      "enabled_by_default": true,
      "callback": "<string>",
      "validation": "<string>"
    }
  ],
  "features": {
    "web_search": {},
    "reasoning": {
      "effort": "low"
    }
  },
  "org_id": "<string>",
  "state": {
    "id": "<string>",
    "state": "OPEN",
    "integration_id": "internal",
    "assistant_id": "<string>",
    "assistant_integration_id": "<string>",
    "conversation_id": "<string>",
    "ai_enabled": true,
    "admin_unseen_count": 123,
    "user_unseen_count": 123,
    "assistant": {
      "id": "<string>",
      "name": "<string>",
      "enabled": true,
      "avatar_url": "<string>",
      "deleted": true,
      "config": {
        "conversation": {
          "welcome_banner": "<string>",
          "suggested_messages": [
            "<string>"
          ],
          "auto_intro_message": "<string>",
          "enable_auto_csat": true
        }
      }
    },
    "assistant_integration": {
      "id": "<string>",
      "enabled": true,
      "has_connection": true
    },
    "assigned_user": {
      "id": "<string>",
      "name": "<string>",
      "email": "jsmith@example.com",
      "avatar": "<string>",
      "seen_at": "2023-11-07T05:31:56Z"
    },
    "assigned_at": "2023-11-07T05:31:56Z",
    "assistant_config": {
      "language": "auto",
      "model": "<string>",
      "stt": {
        "model": "<string>"
      },
      "tts": {
        "model": "<string>",
        "voice_id": "<string>"
      },
      "conversation": {
        "thread_mode": "new",
        "enable_memories": true,
        "enable_transfer_to_human_tool": true,
        "welcome_banner": "<string>",
        "suggested_messages": [
          "<string>"
        ],
        "auto_intro_message": "<string>",
        "enable_end_conversation_tool": true,
        "enable_block_contact_tool": true,
        "enable_auto_resolve": true,
        "enable_auto_follow_ups": true,
        "enable_auto_csat": true,
        "enable_private_chats": true,
        "enable_update_contact_tool": true
      },
      "knowledge_scope": "all",
      "timezone": "<string>",
      "instructions": "<string>"
    },
    "follow_up_at": "2023-11-07T05:31:56Z",
    "csat_score": 3,
    "last_contact_message_at": "2023-11-07T05:31:56Z"
  },
  "link": "<string>",
  "last_message": {
    "id": "<string>",
    "role": "user",
    "model": "<string>",
    "status": "RUNNING",
    "created_at": "2023-11-07T05:31:56Z",
    "updated_at": "2023-11-07T05:31:56Z",
    "messages": [
      {
        "role": "system",
        "parts": [
          {
            "type": "text",
            "text": "<string>",
            "audio": {
              "id": "<string>",
              "file_path": "<string>",
              "file_filename": "document.pdf",
              "file_size": 1024,
              "file_mimetype": "application/pdf",
              "file_url": "<string>",
              "created_at": "2023-11-07T05:31:56Z"
            },
            "start_timestamp": 123,
            "end_timestamp": 123
          }
        ]
      }
    ],
    "tools": [
      {
        "name": "<string>",
        "display_name": "<string>",
        "action_name": "<string>",
        "description": "<string>",
        "icon": "StepFormIcon",
        "icon_url": "<string>",
        "parameters": {},
        "enabled_by_default": true,
        "callback": "<string>",
        "validation": "<string>"
      }
    ],
    "features": {
      "web_search": {},
      "reasoning": {
        "effort": "low"
      }
    },
    "member": {
      "id": "<string>",
      "role": "ADMIN",
      "user": {
        "id": "<string>",
        "name": "<string>",
        "avatar": "<string>"
      },
      "session": {
        "id": "<string>"
      },
      "contact_channel": {
        "id": "<string>",
        "type": "internal",
        "user_id": "<string>",
        "avatar": "<string>",
        "name": "<string>",
        "username": "<string>",
        "email": "jsmith@example.com",
        "phone": "<string>",
        "country": "<string>",
        "agent": "<string>",
        "ip": "<string>",
        "language": "<string>",
        "contact": {
          "id": "<string>",
          "name": "<string>",
          "blocked": true,
          "is_admin": true
        },
        "link": "<string>"
      }
    },
    "error": "<string>",
    "broadcast_id": "<string>",
    "is_broadcast_message": true,
    "usage": {
      "input_tokens": 123,
      "output_tokens": 123,
      "total_tokens": 123,
      "reasoning_tokens": 123,
      "input_tokens_cache_read": 123,
      "input_tokens_cache_write": 123,
      "turns": [
        {
          "input_tokens": 123,
          "output_tokens": 123,
          "total_tokens": 123,
          "reasoning_tokens": 123,
          "input_tokens_cache_read": 123,
          "input_tokens_cache_write": 123
        }
      ]
    }
  },
  "referral": {
    "type": "messenger_ad",
    "parts": [
      {
        "type": "file",
        "url": "<string>",
        "kind": "voice",
        "file": {
          "id": "<string>",
          "file_path": "<string>",
          "file_filename": "document.pdf",
          "file_size": 1024,
          "file_mimetype": "application/pdf",
          "file_url": "<string>",
          "created_at": "2023-11-07T05:31:56Z"
        },
        "auto_consume": true,
        "start_timestamp": 123,
        "end_timestamp": 123
      }
    ],
    "ref": "<string>",
    "ad_id": "<string>",
    "source": "<string>",
    "referer_uri": "<string>",
    "ads_context_data": {
      "ad_title": "<string>",
      "photo_url": "<string>",
      "video_url": "<string>",
      "post_id": "<string>",
      "product_id": "<string>"
    }
  }
}