Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHOUeFe0Yf/j2Im8kRB13Xb0zURQ/lOr2x8vl1/7E0thgYj2v8A7QLxUpAz… (844 chars)"
  }
}