response_type: id_token (required, the tool must use a value of id_token)

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2873/launches (required, This URI must exactly match a value pre-registered with the platform)

response_mode: form_post (required, tools and platforms must support a value of form_post)

client_id: 12345 (required, client identifier valid at the Platform)

scope: openid (required, must contain the openid scope value)

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImVCYVBSMDNzWHRrNHEtQjJTeUFCUlZHLVc5OGtKeEozYmdxcndfOUw2Tm8iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyODczLCJzdGF0ZV9ub25jZSI6IjlhYTAzYTFmZDAzNGNlYjUyZTk4IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyODczIn0sImlzcyI6Ik1pa2UgVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzE5OC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzcwNDYwNzEwLCJleHAiOjE3NzA0NjEwMTAsImp0aSI6ImJkYTJmYzY1NWVkODM4ZGRhODdkIn0.57nqK-Ye__L8oKpXIUhHbKb9MMnT7AVWqsdnVZZi-a-ubxbzgTiGI6CPwilBrI_lKLn6kxF7XEIMLTqUo82FUybLXr9f6LipBFhEjj_zSY6-E0jfpEy89ictUsQKAoQuCDXyObQ0iCBRygkucxAXLBpcmJkfVAzPpnXZ8YdG_hwGVmGFzUuwLm34DxJojeZHEVTW7k6LMx0HwcwUUIItGtLdB-TvMwc1_LRrdey6yOT85jbZNBhMxdXU6D2kHnCFuSRPNNh5sMVh-5PEXvRPmilQEGawsfaaxr08ynBu4d6CZ6st5Fw72V-1RkShekpIExX68KuZvY0yYRztqfb9Dg (required, opaque value used to maintain state between the request and the callback)

login_hint: (required, tools and platforms must support a value of form_post)

lti_message_hint: (required, a platform opaque identifier identifying the user to login)

prompt: none (optional, The tool should use a value of none. In the future a re-launch flow may support additional values being used here)

nonce: 9aa03a1fd034ceb52e98 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)