How can I use the Instagram url in my project, for example. https://www.instagram.com/tom
Next you need to grant permission to the new application to access the Instagram API on your behalf, the easiest way to do this is by going to the Instagram authorization URL below, just replace the querystring parameters CLIENT-ID and REDIRECT-URI with the values from your client application:
You'll be prompted to give access to the application, then you'll be redirected back to the REDIRECT-URI with an access token appended to the end in the url fragment,
Full detail with example you can find here: https://www.pointblankdevelopment.com.au/blog/126/display-instagram-user-feed-on-your-website-with-c-and-aspnet-mvc4