Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEttDLo323jJSxl2gM/qy1rS3s2bQz8iMrCXBgihYtK6jKD5xLLWzmmCHRJ… (844 chars)"
  }
}