Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDaNneF2+thswUMWfUZKPAnTNKNO2TGniPbGt4HsX+OuB0kTIVHsuSqUdbZ… (1,748 chars)"
  }
}