Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA/xVDHEq/f0wqJ8wxt/hJT6JQqeJEk8W8otDUn71lehwuB7Ezi+FLSgTlF… (1,748 chars)"
  }
}