Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBmUC1eyaQLLbwtq3V4y6O80yzGSXcKl+I6sz6sN+la3zeWQcjH8MVcEAC7… (1,748 chars)"
  }
}