Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwA8ZvTLh2Bnp7cxkg5LsHLahmwdIWSlkS4AZTcDCvSGOVBAG1ZlMsNRIuNC… (844 chars)"
  }
}