Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQF2wGbhNCzOFiBazd5E/vgkRBnsN68FOn7k3T1LMGf1NGl7vPLee2zF3/Tf… (1,748 chars)"
  }
}