Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC1IT3Bs6Sp7Ou+7ixvS81UxgRUfiI9TZTyfU1rkeRPKCBwdKB1AV8SmRvT… (1,748 chars)"
  }
}