Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCNVwso7C2KDK/5ogYejwM9u01HLE9MoU/Itkmzjq6Hm3MKFgK+O1zv3P9x… (1,748 chars)"
  }
}