微信支付接口：_/pay/unifiedOrder

参数：{"container":{"path":"/openapi/wx_pay","service":"lxz-wx-booking"},"env_id":"prod-8gj76z9ke27b908a","out_trade_no":"2022070301180000241067","callback_type":2,"openid":"oN1Al5Gt64raz4RPOFi-eT5nbuRw","total_fee":10,"trade_type":"JSAPI","body":"4小时 一年","sub_mch_id":"1604370342","spbill_create_ip":"10.0.96.3","nonceStr":"b69f3f050263475e9f932874920"},

返回值：{ "errcode":45105, "errmsg":"invalid content type" }

最近升级重新发布了，云托管版本。每次创建支付就提示错误： 45105， 看了文档。没有找到这个错误的说明介绍。