Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAp1bWP1kAfn/VMdER9W+iUcQwyb8W+59izyZzE/DfcZUE+zB/2QwWsW2ud… (1,748 chars)"
  }
}