Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB2YD3fQ8t6ZZnrJiHcSEBFO+BUXx71eulVC3vAMn+P0XpKPp4pMUFbCc6C… (1,748 chars)"
  }
}