Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBCh5vBhGeTKD8eKUYZmiRPNQyi9gYrVOYR5pMqJY/UngjtuPVPO8X70ix9… (1,748 chars)"
  }
}