curl --location --request POST 'http://authvaultix.com/api/seller/?type=usedkeys&sellerkey=&format=json'{
"success": true,
"used_keys": [
{
"license_key": "A8F2C1-92BD71-5E4A9F",
"subscription_id": 1,
"used_at": "2026-08-14 12:30:45",
"note": "Customer Order #1024"
},
{
"license_key": "73BC91-FA2D84-10CE72",
"subscription_id": 2,
"used_at": "2026-08-14 11:15:20",
"note": "Premium Customer"
}
]
}