Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAoG5coN9XdmWTzDTjgDca+pQ7ola1XVhTX8DKeeAHw6ACo3s8fgQrhY2DF… (1,748 chars)"
  }
}