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.eyJ0b29sX2lkIjoyODczLCJzdGF0ZV9ub25jZSI6ImFiOWVlMTUzYmEyZjFmYmU5ODE2IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyODczIn0sImlzcyI6Ik1pa2UgVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzE5OC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzczMjE2MDU0LCJleHAiOjE3NzMyMTYzNTQsImp0aSI6ImJiMTBiNTg4MzNiNjlmZGQwYWZlIn0.-CMHh3alIynCTNZv-gTTg0rleejmhnwJNMbtZtISPHui0MMdTG-VaWSFu7-LJ7D_VhmTbJDgc_QDjbbAfIQR3qe6HSOzO1U31qZsPDUIUIhTBqlDk_ci05jR4Cu5WHmYAaz2IytME7upV_qCMDxsoRpjIByUKJ_Rt2anE2GUIU2yMFUKtPi0bHNyxZShG0E8jnpnUYT_WF9A_Qq8pg0uDMmI_0ia7ltWFRa0sxgIB9Cc0rPMRkXeWBUxCcSkCW9dMdKiF4fqOLEr1WOTBk4TFr-kiX-KOXb9AEDDbCfX4BKu9E6tYHBEwb_gn-5B_nYkt_G-TqQVn-gYlqLZCZGUsw (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: ab9ee153ba2f1fbe9816 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)