Hello Niraj Bagde,
Thank you for reaching out to Microsoft Support!
According to your description, we conducted a test on this endpoint. When other users shared documents with me, they could get the files shared through the /me/insights/shared
endpoint in about one or two minutes. The test results are as follows:
For the response we can use the $filter query parameter to filter, but after testing, unfortunately the file name does not support filtering, you can filter according to the file type or the person sharing.
Reference document:
https://learn.microsoft.com/en-us/graph/api/insights-list-shared?view=graph-rest-1.0&tabs=http
Hope this helps.
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