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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2843/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: 456789 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im51WEM3Y2RTOVFCSFI1VkFuTUowdzlMc2E3WERjQmpYaXBJSTdmRmIwVFkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyODQzLCJzdGF0ZV9ub25jZSI6ImIzZDVlYTNlYjM4NzkzYWQ5MzllIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyODQzIn0sImlzcyI6IlNCcm9ja3dheUVkbWVudHVtLVRvb2wiLCJzdWIiOiI0NTY3ODkiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8zMTY0L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzIzODIyMjAsImV4cCI6MTc3MjM4MjUyMCwianRpIjoiOTI3NGYyOWVkMjYxMDI2NGVmZGIifQ.NRlsWRus0Od4TKZZz2Sr7V6vsvGE-vS9pQKuDFKbKTIwX6GOQV5TWQ1NgjCrpnID0xU2NEoGrvI_g-s1ErnfmCbHB-U30yNifPAM-GYIVQw_W3wE0wawqyFjLAvDoQio8eVmpJ95ifoohZ1w8d2cWE2M4MT4GwGI6TUybO2uhb4IxkhJsvBtrJYFa_GlR4MUAhMHki7O38wnX2yrtMC1SX11Ik9zhn6U5cPrLE0xhJdU3gmTH4qvRS08tdYrV1HbUs83ExDa3MUIRt_r2YTkOjYFhrZjQlzc9L_aCbLM0IG2DCS3GWnsDo2VEn9vPqkWFy-tq0Q237VyCu90e5eXXw (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: b3d5ea3eb38793ad939e (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)