Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDXCUD28JZAz0ZuWZK8p+qOnkFAjY+/9xGVd1Kcf9ZZIECm5TKbVRyGNvdc… (1,748 chars)"
  }
}