Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFVGm4nDUaTcHbS/R0EWRx5rdyVNrCsi3IkqkF60ipcZHpk8MjSOswIQrNQ… (1,748 chars)"
  }
}