Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCcpv8S3Whjl9XjYKo6LSFvRJPUxnxUWyKu/QFPNDkM4GJ9U/J8ZHcMBmkc… (844 chars)"
  }
}