Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCH0RkMtTc1s3qklIykUCLQfd/wWdcs1uiz+GVZS1FaUzc5wMN1w2ljItxT… (1,748 chars)"
  }
}