Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDqaggEF8VqwA6MsqP+KOFrGMJChYL+KWI2PwXGHlQ8W2d9wZh0JIoOSia/… (1,748 chars)"
  }
}