gtd参数中指出货运报关单号。如果没有,请赋值 is_gtd_absent = true。product_id 和一组exemplars 。{
    "posting_number": "23281294-0063-2",
    "products": [
        {
            "exemplars": [
                {
                    "gtd": "",
                    "is_gtd_absent": true,
                    "mandatory_mark": "010290000151642731tVMohkbfFgunB"
                }
            ],
            "product_id": 476925391
        }
    ]
}curl --location --request POST 'https://api-seller.ozon.ru/v4/fbs/posting/product/exemplar/set' \
--header 'Client-Id;' \
--header 'Api-Key;' \
--header 'Content-Type: application/json' \
--data-raw '{
    "posting_number": "23281294-0063-2",
    "products": [
        {
            "exemplars": [
                {
                    "gtd": "",
                    "is_gtd_absent": true,
                    "mandatory_mark": "010290000151642731tVMohkbfFgunB"
                }
            ],
            "product_id": 476925391
        }
    ]
}'{
    "result": true
}