Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwESXMwFQZXPLPgIRBXoEqz57Q4V4BmtB+1X4CWZHF0tdkhvzg0gHtA8AcEi… (844 chars)"
  }
}