curl --request GET \
  --url https://{api_endpoint}/api/v1/threads/{thread_id}/messages \
  --header 'Authorization: Bearer <token>'

[
  {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "tenant_id": "<string>",
    "created_by": "<string>",
    "created_by_username": "<string>",
    "created_on": "2023-11-07T05:31:56Z",
    "updated_at": "2023-11-07T05:31:56Z",
    "thread_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "assistant": {
      "assistant_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "assistant_name": "<string>",
      "is_default": false
    },
    "parent_message_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "role": "<string>",
    "content": [
      {
        "response_type": "conversational_search",
        "json_schema": {},
        "ui_schema": {},
        "form_data": {},
        "id": "<string>",
        "form_operation": "<string>",
        "sub_type": "<string>",
        "event_type": "<string>",
        "dps_payload_id": "<string>"
      }
    ],
    "mentions": [
      {
        "type": "<string>",
        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "name": "<string>"
      }
    ],
    "document_ids": [
      "3c90c3cc-0d44-4b50-8888-8dd25736052a"
    ],
    "additional_properties": {
      "wxa_message": {},
      "display_properties": {
        "skip_render": false,
        "is_async": false,
        "form_operation": ""
      },
      "tool_calls": [
        {}
      ],
      "tool_call_id": "<string>",
      "tool_name": "<string>",
      "wxo_connection_status": {
        "connection_status": "<string>",
        "connection_message": "<string>"
      }
    },
    "context": {},
    "step_history": [
      {}
    ],
    "message_state": {}
  }
]