Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBqn43BAbzkP1qxfOmUEr4gO5QgLK2UT58ZJKz6Bn3Ca0Abp6D3hmI3CZRz… (1,748 chars)"
  }
}