Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwErIQQME2Lv7h2cR02Z8QY5iO/ah45q/oDIF4IqE9yYPRQCYmrFz1Vod5P9… (844 chars)"
  }
}