curl --request POST \
  --url https://api.wotnot.io/api/v1/conversation/{conversation_id}/messages \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "message": {
    "data": {
      "body": "Hi"
    },
    "type": "text"
  },
  "user": {
    "by": "agent_email@domain.com"
  }
}
'

{
  "ok": true,
  "message_id": "6HRBshHEcV8P103039226478taGDJQxC"
}