Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHYKc+kXn1eIIemDLVF6WutHTo49a9UOV5GsHH+ZOj+dVSN4hMyIuXrZ9tg… (844 chars)"
  }
}