Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwDl1Qsvto26Oj86bzUlacTFfVr1ZJWUCj4oQXwYW7IlSDH7Py/P0VV/O/rC… (844 chars)"
  }
}