part_from
                }, function(data){
                    that.sign_form.sign = data
                })
            },
            check() {
                if (this.mutipart_from.public_key == '' || this.mutipart_from.private_key == ''){
                    layer.alert("RSA公钥和私钥不能为空");return
                }
                return httpPost('/api/{$plugin.alias}/check', {
                    ...this.mutipart_from
                }, function(res){
                    if 