参数不合法[101][参数不合法]检查入参是否按照文档说明传入 支付宝创建商品

ant.merchant.expand.item.open.create(创建商品接口)

参数使用实体传输request.SetBizModel(createModel);   { "ant_merchant_expand_item_open_create_response": { "code": "40004", "msg": "Business Failed", "sub_code": "AE0515022101", "sub_msg": "参数不合法[101][参数不合法]检查入参是否按照文档说明传入" }, "alipay_cert_sn": "d3899864471e1d56f9e5aa6c7ea6c05b", "sign": "dahHkoFs5G+GmaC3UjhcKW/lxkOsYsEGn4m2dQIQQFPe7SnNcsFLeeGr9oWvgb0YPS0eqX4utim0y76TUhSltleDuT3drCoDlr1PlEprEj2YvDoccx8LMd6nhZRjNIfnUESslL4WuLb+D19dpeIxsr/b7MdrBspDEtBvVe6ih0PD+LGo9sLSePqbG+elF1b5MGdrECELukt7R6QQ2Ry943gMHBJI7UtMs0ZD5zkmPHOsFoSS4jkJYea6wfo5v/RJYIS0h5CYscGotBPEBt2xpWikkTry1JeQ9Yr817Hq0bKv2eWZC27YSvVajKCygOEER+QViCYGMtkf9aVKJRDKKg==" }   参数转换为json request.BizContent = JsonConvert.SerializeObject(Model);   请求正常