Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA3eMJoh1A5jytAcp6D2o6w4npd8FnH8g6sycGtmIiUkx9k6T1g1QfRh4/Z… (1,748 chars)"
  }
}