Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCpU59BQo5cEvN6Pmy43OoNuBfO1kutG4PxuseTWv5D8QKGtQc1MjiU4r9Q… (1,748 chars)"
  }
}