Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAA4wpBCrDd0wz89F4Rkj3Ayzc2aF4EIf6Y+kl6Lgnu3iHPihb++4cd9g94… (1,748 chars)"
  }
}