Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwF4qvZFEx/QjxAiLb+9DWNyquP+LIE2Nee0Ta60XlQe62zRHU3JBjOtGbLr… (844 chars)"
  }
}