How to share access_token and other data from domain to subdomain

let's assume we have a domain named accounts.example.com. when a user tries to login after authentication is successful he gets access_token and session_token etc. we append this data in url of another subdomain like ABC.example.com. there we save these details in local storage and can make api calls and other stuf. my point is can make it possible transferring data from one subdomain to another without appending data in sub domain