https://api.instagram.com/oauth/authorize/?client_id=[client_id]&redirect_uri=[redirect_uri]&response_type=code&scope=[basic+likes+relationships]
curl -F 'client_id=[client_id]' -F 'client_secret=[client_secret]' -F 'grant_type=authorization_code' -F 'redirect_uri=[redirect_uri]' -F 'code=[authorisation_code]' https://api.instagram.com/oauth/access_token