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.eyJ0b29sX2lkIjoyMjkxLCJzdGF0ZV9ub25jZSI6ImI3ZTgxZWYwNDQ3OGRhZDc1YmUyIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMjkxIn0sImlzcyI6Ik5lbHNvbiBUb29sIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yNTU4L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzMyMTE2OTEsImV4cCI6MTc3MzIxMTk5MSwianRpIjoiNTQ2OWRlYTM0M2M1OWQ0ZTgzYjQifQ.JTTzko6RgATL6GWICWz6_24mkxiWpvyB5O4DvZUI9yuA2do_oe1WLLveGui4CgMFUKbblttHS_Zw9HEDvpiEnZ-dBv7foBZmQsHWegld1cK8YAu_Meu-ui-E9HfwQ2rRMKpUHfWAeRzJgGo86Vb24RcBEhOa-amIoqTG_RsgQfJRgM1hPdfFlkSHT-daht7MDPifjlbeGxa20DlqM7hZUBgHYierVyRg8jJe4QyrYYlosUV1r6PQDQzZ6bRzebzUlCm-e-wCroJaAS35SMTVlXOgXqwq8W_iE5BCeBQWCzL2PVduVWTVoFSU5NTU_vppcfhyUHHgHoDhbHNXa8P9FQ (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: b7e81ef04478dad75be2 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)