Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBz893E5eDxzgZQaKn0KyPJqh+8vkxYzn/O4W3Z12Nr8SqgwxhkNEGIhY4x… (1,748 chars)"
  }
}