Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCVqddmrEJo2BzlyjdJdmGZJV1V1VDWbYCKMPhenyj8HVwyhwl9npgF4/V4… (1,748 chars)"
  }
}