Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCLQd7iXOWvQFSiXseKP8+EgsRvUowh5WdaSXfn+Ah+uWSbUxKkwh0ziOBr… (1,748 chars)"
  }
}