Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDvDu2veDO5AM7V5wTx9XiGj9AWq2fV5o4FhzDIhq81DwctDYF91ozXPq8u… (1,748 chars)"
  }
}