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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2900/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImN4VmkxYnNic0NnNjlicDM1OFJBOVhORm9tSlZkVlNvZDhvUml5cXoxRGsiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyOTAwLCJzdGF0ZV9ub25jZSI6IjllNGUxMTIzMzM3NWE5NWQ4Nzk5IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyOTAwIn0sImlzcyI6Ik5hZGVlYXJhIHRvb2wgMSIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzIzMC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzg3NjU2NzM2LCJleHAiOjE3ODc2NTcwMzYsImp0aSI6IjI5ZDQ1NjUwMThmNTliNTM0NjBlIn0.VLo-LEE4sxP2E6wfDzfO025fHq-boNqsue_lUsMMIVjxotzXGTwTWcdGBKcU5eU2l6Zzk_u9dFaS_HUEYrWCo-ctB4u0G19eMbMigj_VyERY8ZdvgvUOnRa-OFMlMCE07X5UXYqppPfvbHGC1_13epuAW3KmK2TPuRszDbI9HnE76aMg3wkjROUH9TvxIYAy1VizGWsFue4Y95-bMoDF0G4PFi74FkoKJgfa9e58ByCbxuE6Aj3G58vuOe3POWKWj-JgCOEgNrfJumobVr3ueGhMvZJ3ITGctBG7p_HAp3ncM7DFKLQ4IcAKGpFelODvw8IY3M_KfphBMnin9F5pSg (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: 9e4e11233375a95d8799 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)