Hi Saurabh,
I assume you've installed the Log Analytics agent on your windows server.
The next step is to configure a Custom Log under the settings section.
If you're unsure where your data is in log analytics a simple query is: "search *" - that will search all tables.
Hope that helps!
[https://learn.microsoft.com/en-us/azure/azure-monitor/agents/data-sources-custom-logs