curl --request DELETE \
  --url https://apiweb.mile.app/api/v3/import-config/{importConfigId}/ \
  --header 'Authorization: Bearer <token>'

{
  "status": true,
  "code": 200,
  "message": "Import Config has been deleted successfully.",
  "data": {
    "_id": "67b5a1234567890abcdef001",
    "name": "Delivery Order Import - Flow A",
    "description": "Column mapping preset for daily delivery order import",
    "collection": "task",
    "referenceType": "flow",
    "referenceId": "66a988d53ae08a7ab52867c2",
    "fields": [
      {
        "id": "orderNumber",
        "headerColumn": "Order No"
      },
      {
        "id": "customerName",
        "headerColumn": "Customer"
      }
    ],
    "organizationId": "66791b2bf001a712b77b3622",
    "updatedTime": "2026-02-19T08:30:00.000000Z",
    "createdTime": "2026-02-19T08:30:00.000000Z"
  }
}