X-API-Key: ********************curl --location --request POST 'https://barrack.ai/api/barrack//stop/' \
--header 'X-API-Key: <api-key>'{
"success": true,
"message": "VM stop operation initiated successfully",
"vm_id": "BRK-123456D",
"status": "STOPPING",
"tier": "legacy",
"request_id": "e5f6g7h8"
}