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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2291/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImlqYjR4dzVWZ2ZMYU52a1JlWDFDV0lNZF8yODNwNHFudE1WYVVuTVVEX0kiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyMjkxLCJzdGF0ZV9ub25jZSI6ImRjYmUzNTdhMTU1MGExODBkMWQwIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMjkxIn0sImlzcyI6Ik5lbHNvbiBUb29sIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yNTU4L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODYzMDk4NDgsImV4cCI6MTc4NjMxMDE0OCwianRpIjoiMDQyYjA5YmRjYjBjZGJmYWQzZjYifQ.tPRjPtjgqRrFvdvqwQjEY_M8ztKZ8VbsrtvK7uRQ_YA4GcMcmOYc0qiOSVMpna6OvOGI7DE68-Ic-3MOKyU2XelF9CJmhtKLig0_RQT4K4kZGU5ZjTdn3037nEd9K8j5JksIJ1DppBY33uu4pn9rru_XHqhlrjJAlpylxs26TpUtlWdZuP0OpBG6Hu_UxQEzHdntSZudhYPcC5XUzbJbpwYb_UGchej-jSYIVyohcmxruq_Qk0Q2hCi1RfSFIb8db87S0j3L0Gqy3T6tHUpiq_ks9rVlrcpG5xyhfI9jm47ukJ8MHCrYencFSYEi1TOjHKVNicypNbEWVZkjiZJBGA (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: dcbe357a1550a180d1d0 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)