Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDN90Bt9JSlcfb5j9nAH8Dhvbskg3gV/Z1AE+Tmf0uEshLptMzG0ZK2fC1V… (1,748 chars)"
  }
}