List available subscription plans

{
    "status": true,
    "message": "string",
    "data": {
        "plans": [
            {
                "_id": "string",
                "name": "string",
                "limits": {
                    "creditsPerMonth": 0,
                    "storageBytes": 0,
                    "workspaces": 0
                },
                "features": {},
                "prices": [
                    {
                        "currency": "string",
                        "amount": 0,
                        "interval": "string"
                    }
                ],
                "isDefault": true,
                "isActive": true
            }
        ],
        "yearlyDiscount": 0
    }
}