Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBypZSRMUgortIYU8mgq5pjarwmgXjYC3Iil8IDIX3hcA/6dPmE5Dvt1xx5… (1,748 chars)"
  }
}