Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAhvMbzas/QQF3wat+ER/cLHbmLnDzHnLYSh1m4AnmfnCcGYQKeuMq1xwyx… (1,748 chars)"
  }
}