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.eyJ0b29sX2lkIjo0NTM5LCJzdGF0ZV9ub25jZSI6IjZmZDM0MjU0MzRmYzk4MzA4YzAxIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTM5In0sImlzcyI6IlRvb2xGcm9tTW9vZCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDYxNC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzgyNDUxNTE2LCJleHAiOjE3ODI0NTE4MTYsImp0aSI6IjQxOTg2YjMxNGIzMzRkOTE5NzM3In0.k2H7KRFtUCUlrQBu3jzbFDzidMicIy-f0zri7DeSYQ6di1AkdRV1JmGXSOQd6yu4B9byWOt8qg_lVW7Js7t2vuO_qQNNbFVIvN7FZdgyt_EJ5RbLuM5ZxtWd9dCA3sXCSI5KaZ9qYFNzfJC7aMQWztuUy8BkCombXZrJqStlyz6sf5FKSTC_IT0-szlyyGvCwFfJT59Ta2OqgwhtdjcUtfn91dnYyqIHzr79RoQN_orZv6Y0xjj9_2noOv4pA1OUt_-yPsPl0W3lJiDYVe5i5zp6DQ9_4e0F0PgXn3cGFD5mc-hHLTfdoDEOn8ovf5JpvKgSnhnyVL9nymRt6KpzrA (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: 6fd3425434fc98308c01 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)