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.eyJ0b29sX2lkIjoyODQzLCJzdGF0ZV9ub25jZSI6IjMyZmU0ODJhN2U2ZjNjNmMzMTBmIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyODQzIn0sImlzcyI6IlNCcm9ja3dheUVkbWVudHVtLVRvb2wiLCJzdWIiOiI0NTY3ODkiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8zMTY0L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzUxMTUyNzgsImV4cCI6MTc3NTExNTU3OCwianRpIjoiYjk4Y2M4ZmYxYWMwNjM2ZGZkZjUifQ.kiJ_uJKJGGXlzdaxryeX6KPkhFvfJQGsb-eJqd6Vwl752R7AomfDYz9wgIkJfIbmQOEeWu6X_Om8Cr35fX4cKTfE7SDQV-3BDYcmoVGH4l1fREnnEeVSXchXaM6z9a1lK3-7J4AVi-7NKFl3hTGrm-YwE_AWZgM_tTksbHAjJlbraRc6wMH_N0D5lwOeoqL1EyHuMNkutntZhrFNCB5MzOLtQ9btwWZjQGZsNZUlScHfr4264VH0noaH3pF882t7uBhhgof-I0uQlTeGDH6n_-E9V4Pzae4gB2-7toFakQEtzIoiTRPGUdKeoWScqR4RR03WZyRu9yXkO3hufZPXIA (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: 32fe482a7e6f3c6c310f (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)