Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwG2Fxz+sRDbNUvwdBcEpf7ZAoo+d5t45uzsV3eAD1ZtNgtg3rgRy1kO5+0V… (844 chars)"
  }
}