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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/5234/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: 987654321 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlV1VmtXU1NMX19DNnJLNWhJeEZ3VV9qS1NzazViWThOMmx5bUtRc21Td3MiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo1MjM0LCJzdGF0ZV9ub25jZSI6IjI2N2JkODZhZjIxY2ExY2VmN2U3IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI1MjM0In0sImlzcyI6IkdSIFRlc3QgUmVmZXJlbmNlIFRvb2wiLCJzdWIiOiI5ODc2NTQzMjEiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy81NDI0L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzMyMTMxMDEsImV4cCI6MTc3MzIxMzQwMSwianRpIjoiNjNmZDhhYmYwZTJjNDI0OWUzYzYifQ.Y0RwD3sTmwlUTQiGaZM048bLr3eeIpCmbEszn-UztjvP2kQshaYgrolqdscuHiNE6_B0mddtN-UEmaB6ppSNoCDnsDJN8SYlxdt5r7Mc5SLwSLnnk8K1chiqAVpNISRm0vWiNZA-w8bbmnSsanWrUu6gDJbH0hcYenX5s85GlR0EJ4ljoheJrVH9-Jhuy3wziCy-S9Q5K6eFFxVIGD8k_IcMaU--kDrf3-oLQuQ5lDF1qNnWjTfyCQLLFonv4xn4UjIC67qQGClR6TYw128p3iPXgc4zAm7QVpDlvLBFS9fmPsS6fM_TTifNmDP6NWEUMQEZXlt19VKDWBTEtCfP5Q (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: 267bd86af21ca1cef7e7 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)