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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4406/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: client123 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlhpclllcGk3UVJGOXVyNV96eGRFaXZLWG4tWDhXMGlzWml6M2tlNUtZVDAiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NDA2LCJzdGF0ZV9ub25jZSI6ImJmZDdlMGQzOTQ1ZDE5NWVlOWVhIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NDA2In0sImlzcyI6InRvb2xfb256aW4xMjMiLCJzdWIiOiJjbGllbnQxMjMiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NTA0L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzMyMDU3MTIsImV4cCI6MTc3MzIwNjAxMiwianRpIjoiNmU3MWE1NmRmZGZmNWY0ZDJkYWMifQ.QNTbjpX-O7iLj7Y4ZY73LHhLG5Ungb0_CJszDj6GDKv-byMeYmlWb6LXfeIigqdl715J6xgOuaeBfX1WyhBhiFtkJ3pk7e5gNCe08U_e8Os0Cd0To2JfQkiAz2-ep7IKFVWQkHMO0kQqaYC965wuxqDfwcZRApAo1LsZ0Pzb14Pr1EzQU0W1WekxJgBZag1LH0Vd8vSG8puRM_Ob4d14GULePKe6H5H6CjWWuNirciqtWXfjMyUo3-m_ZAE9fvtVKmu38FNpqlc14m7JOEFkpb8zxDCx8WVcOMdrz7mcQAff1vLLNtVpibEg8de7NMaQJRFBZclRDxewn15T9Toeig (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: bfd7e0d3945d195ee9ea (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)