List all contacts of a specific contact category

{
    "total": 17449,
    "per_page": "2",
    "current_page": 1,
    "last_page": 8725,
    "next_page_url": "http://api.caag.server/api/contacts/categories/3/contacts?page=2",
    "prev_page_url": null,
    "from": 1,
    "to": 2,
    "data": [
        {
            "id": 1,
            "label": "nadin yamaui",
            "entity": "person",
            "first_name": "nadin",
            "last_name": "yamaui",
            "gender": null,
            "birthdate": null,
            "birthdate_day": 1,
            "birthdate_month": 1,
            "birthdate_year": null,
            "birthplace": null,
            "nationality": null,
            "address": null,
            "address_2": null,
            "last_rental": null,
            "city": null,
            "state": null,
            "zip": null,
            "county": null,
            "country": null,
            "email": "nadinyamaui@correo.unimet.edu.ve",
            "website": null,
            "phone_number": "",
            "created_by": 1,
            "updated_by": 1,
            "deleted_at": null,
            "created_at": "2015-11-02 00:49:02",
            "updated_at": "2015-11-11 08:44:35",
            "driver_license": {
                "items": {
                    "1": {
                        "type": "national_id",
                        "id": "",
                        "number": "",
                        "expires_on": "",
                        "file_id": ""
                    }
                }
            },
            "f64": null,
            "phone_alternative": null,
            "email_alternative": null,
            "street": null,
            "street2": null,
            "housenumber": null,
            "suburb": null,
            "identification": null,
            "pivot": {
                "category_id": 3,
                "contact_id": 1,
                "deleted_at": null
            }
        },
        {
            "id": 2,
            "label": "Laura Kapinga",
            "entity": "person",
            "first_name": "Laura",
            "last_name": "Kapinga",
            "gender": null,
            "birthdate": null,
            "birthdate_day": 1,
            "birthdate_month": 1,
            "birthdate_year": null,
            "birthplace": null,
            "nationality": null,
            "address": null,
            "address_2": null,
            "last_rental": null,
            "city": null,
            "state": null,
            "zip": null,
            "county": null,
            "country": null,
            "email": null,
            "website": null,
            "phone_number": null,
            "created_by": 121,
            "updated_by": 121,
            "deleted_at": null,
            "created_at": "2015-11-03 11:12:04",
            "updated_at": "2015-12-29 10:36:16",
            "driver_license": {
                "items": {
                    "1": {
                        "type": "national_id",
                        "id": "4",
                        "number": "321321",
                        "expires_on": "",
                        "file_id": ""
                    }
                }
            },
            "f64": null,
            "phone_alternative": null,
            "email_alternative": null,
            "street": null,
            "street2": null,
            "housenumber": null,
            "suburb": null,
            "identification": null,
            "pivot": {
                "category_id": 3,
                "contact_id": 2,
                "deleted_at": null
            }
        }
    ]
}