Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwH3NRrX32Q5H7KbVeygTwZw/xTcpq7aRBd0iVbzGahTjEchjhWS7oMXl4Sl… (844 chars)"
  }
}