Object Change Instance

HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 3990,
    "url": "https://netbox.c3voc.de/api/core/object-changes/3990/?format=api",
    "display_url": "https://netbox.c3voc.de/core/changelog/3990/?format=api",
    "display": "DCIM | device type the t.mix DM 20 updated by zoe",
    "time": "2026-09-26T12:21:55.320727Z",
    "user": {
        "id": 38,
        "url": "https://netbox.c3voc.de/api/users/users/38/?format=api",
        "display": "zoe (Zoe)",
        "username": "zoe"
    },
    "user_name": "zoe",
    "request_id": "5efae629-a734-4150-be50-c9fa26ea205e",
    "action": {
        "value": "update",
        "label": "Updated"
    },
    "changed_object_type": "dcim.devicetype",
    "changed_object_id": 25,
    "changed_object": {
        "id": 25,
        "url": "https://netbox.c3voc.de/api/dcim/device-types/25/?format=api",
        "display": "DM 20",
        "manufacturer": {
            "id": 13,
            "url": "https://netbox.c3voc.de/api/dcim/manufacturers/13/?format=api",
            "display": "the t.mix",
            "name": "the t.mix",
            "slug": "the-t-mix",
            "description": ""
        },
        "model": "DM 20",
        "slug": "the-tmix-dm20",
        "description": "",
        "device_count": 1
    },
    "object_repr": "the t.mix DM 20",
    "message": "",
    "prechange_data": {
        "slug": "the-tmix-dm20",
        "tags": [],
        "model": "DM 20",
        "weight": null,
        "airflow": "passive",
        "comments": "",
        "u_height": "3.0",
        "rear_image": "",
        "description": "",
        "front_image": "",
        "part_number": "",
        "weight_unit": null,
        "manufacturer": 13,
        "custom_fields": {},
        "is_full_depth": false,
        "subdevice_role": null,
        "default_platform": null,
        "exclude_from_utilization": true,
        "interface_template_count": 1,
        "rear_port_template_count": 0,
        "device_bay_template_count": 0,
        "front_port_template_count": 0,
        "module_bay_template_count": 0,
        "power_port_template_count": 1,
        "console_port_template_count": 0,
        "power_outlet_template_count": 0,
        "inventory_item_template_count": 0,
        "console_server_port_template_count": 0
    },
    "postchange_data": {
        "slug": "the-tmix-dm20",
        "tags": [],
        "model": "the t.mix DM 20",
        "weight": null,
        "airflow": "passive",
        "comments": "",
        "u_height": "3.0",
        "rear_image": "",
        "description": "",
        "front_image": "",
        "part_number": "",
        "weight_unit": null,
        "manufacturer": 13,
        "custom_fields": {},
        "is_full_depth": false,
        "subdevice_role": null,
        "default_platform": null,
        "exclude_from_utilization": true,
        "interface_template_count": 1,
        "rear_port_template_count": 0,
        "device_bay_template_count": 0,
        "front_port_template_count": 0,
        "module_bay_template_count": 0,
        "power_port_template_count": 1,
        "console_port_template_count": 0,
        "power_outlet_template_count": 0,
        "inventory_item_template_count": 0,
        "console_server_port_template_count": 0
    }
}