Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEKPmF0dz5jWb1SEUy2s7fFnBE7tJsVB3b/tuGrZnTPfShi4Fkr8CXvMJOl… (844 chars)"
  }
}