Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBQrsGYO6SncREPM3NWuxLbn62VwY4ZnOkNMt2BbhxGZX1ZgBthrQYGcGJB… (1,748 chars)"
  }
}