查询用户是否首次购买某理财产品(getHadPurchased)

输入

 productID

  产品ID

//代码示例
            SHRB.Api({
                serviceId:"getHadPurchased",
                data:{
                       productId:"KFPT07"
                     }
                },function (data) {
                    console.log(data);
            })

输出

 hadPurchased

{  
   "errorCode":"pro000000",
   "errorMsg":"成功",
   "hadPurchased":"0",//未持有
   "returnCode":"000000",
   "returnMsg":"交易成功",
   "type":"J"
}

  是否首次购买,boolean