How to write grok filter

here is my log file format

---Exception occure at 31-03-2017 11:19:25-------
Error line no:233 ErrorMessage: DllNotFoundException ExceptionType: System.DllNotFoundException ControllerName: SocialmediaCountController ActionName: GetDownload url: http://193.168.1.79/xyz/api/1/emailCampaignReportDownLoad/100000Mails/1187 InnerException:
-------End----------
---Exception occure at 31-03-2017 11:35:53-------
Error line no:233 ErrorMessage: DllNotFoundException ExceptionType: System.DllNotFoundException ControllerName: Yavun.Controllers.ECampaign.SocialmediaCountController ActionName: GetReport url: http://193.168.1.79/yavun/api/1336/emailCampaignReport/811?email=abc@gmail.com InnerException: null
-------End----------

and so on
what will be the filter expression?

grok {
match => ?
}

Have you tried using the grok constructor web site to build your expression?

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