BulkOpsDetailResponse

{
    "id": 123,
    "status": "pending",
    "content_type": 45,
    "uploaded_file": {
        "id": 456,
        "file_name": "contact_import_20240115_143022.xlsx",
        "file_size": 15360,
        "created_at": "2024-01-15T14:30:22.123456Z"
    },
    "system_generated_file": {
        "id": 789,
        "file_name": "import_results_20240115_143045.xlsx"
    },
    "started_at": "2024-01-15T14:30:25.123456Z",
    "completed_at": "2024-01-15T14:30:45.123456Z",
    "created_at": "2024-01-15T14:30:22.123456Z",
    "updated_at": "2024-01-15T14:30:22.123456Z",
    "created_by": 1,
    "progress_info": {
        "total_rows": 100,
        "processed_rows": 75,
        "success_count": 70,
        "error_count": 5
    }
}