Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQArPQgo/WJu+wieXNRsLr4XCMaLNeE6iXDInIVjBNOUSjf75rk4WNaKV9Ps… (1,748 chars)"
  }
}