Edits for ForeignKey record 2 redundant changes in activity stream

[AlanCoding]

Steps

animal = Animal.objects.create()
animal.owner = User.objects.first()
animal.save()

GET http://127.0.0.1:8000/api/v1/activitystream/?order_by=-created

Actual Results

{
    "id": 14,
    "url": "",
    "related": {
        "created_by": "/api/v1/users/1/"
    },
    "summary_fields": {
        "created_by": {
            "id": 1,
            "username": "_system",
            "first_name": "",
            "last_name": ""
        },
        "content_object": {
            "id": 1,
            "name": ""
        }
    },
    "created": "2024-04-08T15:02:28.469397Z",
    "created_by": 1,
    "operation": "update",
    "changes": {
        "added_fields": {},
        "changed_fields": {
            "owner": [
                null,
                "_system"
            ],
            "owner_id": [
                null,
                1
            ]
        },
        "removed_fields": {}
    },
    "content_type": 49,
    "object_id": "1",
    "related_content_type": null,
    "related_object_id": null,
    "content_type_model": "animal",
    "related_content_type_model": null
}

Expected Results

I thought that only "owner" or "owner_id" would be in changes? Maybe I need clarification.