Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwC2stw0XbdnfIoTykLdRe9C/CFY7CvSKVONwb/yZ+LrjW4zN0zZ5/rgCeZC… (844 chars)"
  }
}