X-API-Key: ********************curl --location --request DELETE 'https://barrack.ai/api/instances//security-rules//' \
--header 'X-API-Key: <api-key>'{
"success": true,
"message": "Security rule removed successfully",
"instance_id": "BRK-123456D",
"rule_id": "sg-rule-123",
"tier": "legacy",
"request_id": "k5l6m7n8"
}