curl --location --request POST '/v1.3/adcreative_previews/add' \
--header 'access_token: <ACCESS_TOKEN>' \
--header 'timestamp: <TIMESTAMP>' \
--header 'nonce: <NONCE>' \
--data-urlencode 'account_id=<ACCOUNT_ID>' \
--data-urlencode 'adgroup_id=<ADGROUP_ID>' \
--data-urlencode 'campaign_id=<CAMPAIGN_ID>' \
--data-urlencode 'user_id_type=USER_ID_TYPE_WECHAT_ID' \
--data-urlencode 'user_id_list=[1324657]'{
"code": 0,
"message": "",
"message_cn": ""
}