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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3591/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkdELW9YSk54OTNZZTVnQUNJQ2xCUzVSWFY2ZG1Kd0pMbnE3RWtJMGU5cGMiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozNTkxLCJzdGF0ZV9ub25jZSI6ImVkODkxZjQ4OWJlOTJmYWNhMzVkIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzNTkxIn0sImlzcyI6IkFJLVByb2N0b3IgVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzk5My9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzk0MDE0MjcxLCJleHAiOjE3OTQwMTQ1NzEsImp0aSI6ImZlYzcyYjIyMGRjZGJlYTZiOTZkIn0.QGN-Jzx7QZKujwKb9uo7PLux1XNMDVmAsqsgo0u7ke0oyJ3IQrmGtyc5ik23I_xKCFJZKIuEPQEudZayAbiqD9gwVgbxaJFIAuUOjjg1qq28sAlZTkb50ZEHzUSZlrun1WxIw7aX1hDPVMzjoILh6sPgv2BS07TYFjCJqaUQl14avUTNJKtoyMa11Qzred0BsnCdSOlhJMLONoyLtCqfvWV2ElvrzTsWRZhXYMZVDArjxWHmngoJXAj439Ou8iDH1z_Kzc522Ou5WT7dPt4zvk8RUyVls2NbsBSomRoCXZhsjvbs4GWGL9sBJVr4w--peL6l_Jy97Qkj2E5zYOrf5g (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: ed891f489be92faca35d (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)