ExtExtraItemGroupItemSchema(ExtExtraItemGroupItemSchema)

{
    "internal_key": "string",
    "data_type": "Integer",
    "unit": "Age",
    "created_by_id": 0,
    "updated_by_id": 0,
    "extra_item_group_id": 0,
    "extra_item_options": [
        {
            "id": 0,
            "name": "string"
        }
    ],
    "id": 0,
    "name": "string",
    "required": false,
    "created_at": "2019-08-24T14:15:22.123Z",
    "updated_at": "2019-08-24T14:15:22.123Z",
    "order": 10000,
    "input_hint": "string"
}