Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwA61kIHOD1G6/AliTBhCCJpFcx6DUuRQEexFYHXtLBLwV7Xk0SFyQAnE8KT… (844 chars)"
  }
}