Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAMRy8c9FHk/DRPzIuzw4WouLwCZ6oPLh9Ykb98QlpTylCgYF36W6SsHkO8… (1,748 chars)"
  }
}