Hi @sonal khatri, You can use the ServerRelativeUrl field of response to obtain file contents by calling following rest api
GET http://mysite.sharepoint.com/<site_name>/_api/web/getfilebyserverrelativeurl('<url>)/$value?binaryStringResponseBody=true
Here is the similar issue for reference https://sharepoint.stackexchange.com/questions/186348/how-to-point-to-get-the-file-contents-or-file-from-sharepoint-changes-api-call
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