Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB3mT0aqBLryIvHvq7eSKnJM4tQD1GSy7FnMjpYr5A0CH/KADcuixZy6ymc… (1,748 chars)"
  }
}