Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCEchODMiEiJQT1KEuY87+J6IUHon6Lq+sf6DUmCuVbOT5R92BtUZTyFzHi… (1,748 chars)"
  }
}