Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDJg4UPUEhRVKhK3gtMFgs9EsrIpWC+WnoLCUE9+XCqoBSEQtz+8QZJpUYq… (844 chars)"
  }
}