问使用android volley库调用带有参数的dotnet asmx webservice

EN

[WebMethod]
private string MN_InsEOMTestScoreDetailsIndividual(string data)
{
    ArrayList arrReturnDetails = new ArrayList();
    bool bReturn = false;
    string errMsg = globalErrMsg;
    try
    {
        Dictionary<string, object> dicData = JsonConvert.DeserializeObject<Dictionary<string, object>>(data);

        bReturn = InsEOMTestScoreDetailsIndividual(dicData["eomTSIndvlDetId"].ToString().Trim(), dicData["eomTRDetId"].ToString().Trim(), dicData["eomTSSummDetId"].ToString().Trim(),
        dicData["studCode"].ToString().Trim(), dicData["ctrCode"].ToString().Trim(), dicData["batCode"].ToString().Trim(), dicData["phCode"].ToString().Trim(), dicData["pcCode"].ToString().Trim(),
        dicData["tmCode"].ToString().Trim(), dicData["testActualDur"].ToString().Trim(),
             dicData["testAttemptDur"].ToString().Trim(), dicData["testTtlMks"].ToString().Trim(), dicData["mksObt"].ToString().Trim(), dicData["ttlQues"].ToString().Trim(),
             dicData["rAnsCnt"].ToString().Trim(), dicData["wAnsCnt"].ToString().Trim(), dicData["attemptTestDate"].ToString().Trim(),
             dicData["isSolViewed"].ToString().Trim(), dicData["quesXML"].ToString().Trim(), out errMsg);

    }
    catch (Exception ex)
    {
        ErrorHandler.LogError("WebService:APP_UserActivityDetails", "M_InsEOMTestScoreDetailsIndividual", ex);
    }
    arrReturnDetails.Add(new
    {
        b = bReturn,
        err = errMsg
    });
    return JsonConvert.SerializeObject(arrReturnDetails);
}