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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4539/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkRrbGdseWxEblItT1BWOGVlVGdWdkxDQl9wb21PRlhLTEtkSkZtQVFOdlUiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NTM5LCJzdGF0ZV9ub25jZSI6IjNhNjc1ZTliODhlNGRhOTg0YmIzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTM5In0sImlzcyI6IlRvb2xGcm9tTW9vZCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDYxNC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzc5OTQyNjgzLCJleHAiOjE3Nzk5NDI5ODMsImp0aSI6ImUxZDUzYzM0M2Q3M2I5NWUyYTUyIn0.Q65f-G4LnGPzUwHUVcr0Ii2xURHlThkom8OZM2XsJPvsZ5VfRtRLgnFl7ewByO--Dwp5SIdX-abmE0IMS2_wMSjk3PAdBQ6WFuwA5e2FPoQdQ4cAxVE9zyhN68fjjRzqu67iRLehwCa5_fOm5CIPoWaTnVAMlf_fOu3yNdzaDDl0kgFuFyV2mYlQNcg9MqgjrA5tS66BHCGGf4YaMELHJRpwNWjWIvoQeKGrsIFcUTd0lOHL3imbYf7_oDx1n1bZ2hUI8stpwEqfbxncYGFhW-kk_AsAzfeCd4a8Uatu29FYLhsMkPt-s8AKcJjymF3QmjGqYJ054d_kUaHdN-3Bww (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: 3a675e9b88e4da984bb3 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)