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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2119/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: Learning Express (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjR0aHRnVWdVaWdyRXJ0eFRuOGtDanJXRTdXdE5VcEpMT0Y1VXgxbHVReFEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyMTE5LCJzdGF0ZV9ub25jZSI6IjkwODMxYmMyY2UxYWM0YjNjOGY4IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMTE5In0sImlzcyI6IlNNIHRvb2wiLCJzdWIiOiJMZWFybmluZyBFeHByZXNzIiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMjM3Ny9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzgyNDcyOTQxLCJleHAiOjE3ODI0NzMyNDEsImp0aSI6IjIyMTJjMzEyNjgwNTQ1ZjdjYWM0In0.d5wpfMO8tfyLK7K8-du1r3EA_7UeI8LgFoA3yt8p8PrKNgHU-VE4rbsbQ_KQqytUbtoHdCl_aDldnlRAxM7Vpa61jcjWIid9yiReXMzor5bh-0gHnqHTd65Zn5wZ8Na9NX-MupzD0TY9EJBb2wi8fyga1nogir3rk-NMDu7X_5vhmb1MtmL5yi6U4xPHnkIHkZEH68f6mLzCriQexhQZVh933Bt7IqYHdG0lXoLhmRFqsW10tNF-BVoWs98XKXoRc9XlxI68_gtkKkAoO9ZFsQ6GMEhT46LNtWhwXyhGWsPxLT_1SQhfs8k30yt7fhYfK8OmKacEmDtGND5ptVe6yQ (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: 90831bc2ce1ac4b3c8f8 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)