Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDQpFzDanGKy5eLpnxCZUCiWN3G21c8DE+Qi9ppilNAyWo2McC4tF1syls8… (1,748 chars)"
  }
}