Create Conversation And Message

curl --request POST \
  --url https://api.example.com/api/v2/project/{project_id}/message \
  --header 'Content-Type: application/json' \
  --data '
{
  "content": "<string>",
  "node_ids": [
    {
      "node_id": "<string>",
      "name": "<string>"
    }
  ],
  "agent_id": "<string>",
  "attachment_ids": [
    "<string>"
  ]
}
'

{
  "detail": [
    {
      "loc": [
        "<string>"
      ],
      "msg": "<string>",
      "type": "<string>"
    }
  ]
}