Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB/QcyM6M7UENW2VPSUyDsAFXx7MUbq7LHheRSJZatjJXe5TBu3pzgIOGIh… (1,748 chars)"
  }
}