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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4112/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImJvblBQNFlxRTc4LURkRUpoX3BaSnVySFZ0dHlsbWlSUjhzOWx0SGM0eDAiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0MTEyLCJzdGF0ZV9ub25jZSI6ImRkZmNmY2Q3OGIwNDllNjNjNWQ1IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0MTEyIn0sImlzcyI6Ikplc3NpY2FUb29sIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80MzAyL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzY5NjM4MTgsImV4cCI6MTc3Njk2NDExOCwianRpIjoiYzQ0MWIzZmE0MWU1NzcxYTg4NzkifQ.zkcyHdimhH73LRikuP2RxEhNcJVKehSCqfiZ7Ur64vzywbem_kpXvefsaYCgh1faxHOIKIKuzW1YiBI-jwbqJlWFYNhAhpF4ZLJXvr-m5AElPMklZst-c7dZ8x2JHZQNa1ej5qPCH0BaaAbBJSsd18W4scKhNiOr3vLbkSgFl1szUdjCom4ng_McZuX6Y4PTBsBNKgtEnE3R4FXA7UgtTyQNO8y4WV-YpZjpbDaT0kKFBB__Ie1bWZQUj5LzPel5bKzSYFrq40KJ1sotuBris8qvk4CtVry8vJ5CadONE_P4xsoJKsuaasDYLkTTrP05DGj_mm5LjjSK-Kq1UxLUCQ (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: ddfcfcd78b049e63c5d5 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)