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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4406/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: client123 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlhpclllcGk3UVJGOXVyNV96eGRFaXZLWG4tWDhXMGlzWml6M2tlNUtZVDAiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NDA2LCJzdGF0ZV9ub25jZSI6IjhhNGE3ZjA3N2EzNDc0YzlhZWRlIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NDA2In0sImlzcyI6InRvb2xfb256aW4xMjMiLCJzdWIiOiJjbGllbnQxMjMiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NTA0L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODA0MDQ5OTksImV4cCI6MTc4MDQwNTI5OSwianRpIjoiYTNlMDkxZmM2YTM1MTJkMDI4NzAifQ.vCy0XWBe8sRlXyUXtTQTJk6pOjF-6Usm_9oBBwCYBQ-6s3oGqNkfj4L_VfnvoBl4uU0o0rDdCpU0C0OTkIJ8zOdSfbdnIUX-0MyzYLHGBfjhSYGAIvoYe8lC1XnrSine80a3yWXti6Od2Fqb5WS_Ac_uH47v8KlPmZh1789CFZtjE9Hgt7SPb1QIeSnncrBAStuy055vWc05jn4OI7Q6pJ4IxAMbWMAtoCQ4XZ2fubOK9E_aWuUoRyvNpyB99O2faVl_2QXxzdUrsWcoEGXD84pH2WiDlTr4rlSpFvxaUDvm0hhIOVdsMD5lOGbSSOC0DpBJc_hOknMJWTdiuOQEQA (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: 8a4a7f077a3474c9aede (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)