Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHRYyNxKGK2Ft7resC8Tx4nKcm+cAFV5/Rhr3VjQzFR5gJVaqvEra4lcjnX… (844 chars)"
  }
}