Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwDJQm0zGY3kipCaBhX2sHKRwI5K7xqF0+qHRxDEVgL6LDEDpUvM46QGzLEg… (844 chars)"
  }
}