Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHOmTz3onaMduOVYTvyXttYFfIbFccB8Qk6fhe0DAxEnwCoH5VPqK+WK4PF… (1,748 chars)"
  }
}