curl -X POST 'https://app.yampi.ai/api/v1/accounts/1/conversations' \
  -H 'api_access_token: TU_TOKEN' \
  -H 'Content-Type: application/json' \
  -d '{
    "source_id": "widget-abc-123",
    "inbox_id": 1,
    "contact_id": 10,
    "status": "open",
    "message": { "content": "Hola, necesito ayuda con mi pedido." }
  }'

{
  "id": 100,
  "account_id": 1,
  "inbox_id": 1
}