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.eyJ0b29sX2lkIjoyMTE5LCJzdGF0ZV9ub25jZSI6ImUyNmI1M2FhYmQ0NjlkYzRmZWVkIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMTE5In0sImlzcyI6IlNNIHRvb2wiLCJzdWIiOiJMZWFybmluZyBFeHByZXNzIiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMjM3Ny9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzg1NDM4Mjc2LCJleHAiOjE3ODU0Mzg1NzYsImp0aSI6IjEyMTE0MmEzNjQ1NTE3ZDQ4N2UzIn0.czpsFXhaN3Nw6PQQMuGZ18NIwX6AcYQY9BnlNhizYGdthv5J2cSfRqiX-MazgkoulCyBVgT7CYBWXXNvqkstTbDPY5N44lP5xUwvJnba9Y3Z6PIAH7T-s0PJGA3iTTcQkPBE1N3AHAUnbwRi3WU3w6sZxprlq1En8eAKcpH2TECZrAydSjlAVLNSHJC_Yne8MODZyVDg1gJ-u93YYU4xiV6UHAC-ytYMWRTm3_m26gugqN9lXSlJtyyv599RR11vgkaV6YtsELHP5PA7fn1z08bUvKZidNZDSg2iBrR35ItbnzKMVPKzP8B02szagAV-zXyOLWr4kG-oNzXaFARpQQ (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: e26b53aabd469dc4feed (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)