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.eyJ0b29sX2lkIjo0NTM5LCJzdGF0ZV9ub25jZSI6IjE3ZDE2N2UzNTQwZDgzYTMzYjZmIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTM5In0sImlzcyI6IlRvb2xGcm9tTW9vZCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDYxNC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzg3NjI5NzM5LCJleHAiOjE3ODc2MzAwMzksImp0aSI6IjAwMTUzYWM1ZDAwZmZiZDhmNTllIn0.nMsvmwW4ctU4qRFHbPGts77QQ9dTIk7rgf6su2CTGDOkiDQAdrSrNIhBCqL4wRZgZDzNcsr3GLs1xeNId7mph2dn7A5BhcFXTWCbjsafGPHvsUzEhNHOv3XtYZNT4bwRBQwN3js3jAh9RSOv2M40jXZucTUHt8neA4fjcqaKiImlOlcSLvnGIl4csoNnaKuYQ6EAVGvtUlMx1WXIME0CF0mJDw05Ohx_qZvBs35ag1Ds0v6rA5KfkHSdplY_y_weiebYUgAIkHHtme68X1rhhgHM4S0uxn3lPDyLdb2G1TX2uuh3p5iorIx_MfM6adhMKI1BPHsH1eKsoe01Q5GSuA (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: 17d167e3540d83a33b6f (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)