Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB8C8SLz12sQdfFV5fVoepLY/hcILxJ4Etg9p5e+rS6gnhc6iYHo8sg6uCq… (1,748 chars)"
  }
}