Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDMJWbf4bMOjqZJEfJmISlGEoDKy4KNPyFc2A1Pmc4732izzRRUZgNHm4YG… (1,748 chars)"
  }
}