Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFEphwEGPIQbXXx/SJAWxikJLb+XjMqZ2TNjQvp0GyVvHfLzRsqn4zQvp2z… (844 chars)"
  }
}