Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB/yaH/mycyHXlZg87BxBQOFX5Mh3kKI7K5p1/bdjTRAn5+SbudSZvqINM+… (1,748 chars)"
  }
}