Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDHCfSieoiNmR5fTk8NQmQlyDjVFDPwu+dAeEOtefWEfCTW6CySBkROYsTx… (1,748 chars)"
  }
}