Bulk Delete Targets

If true, triggers custom response for ids payload validation.
If any ids payload is invalid, returns a 404 with the following content:

{
    "detail": "Not Found",
    "is_id_404_validation": true,
    "invalid_ids": [
        "9vebyEVLNoZX",
        "6CuzJtJmMp48"
    ]
}