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.eyJ0b29sX2lkIjo0NDA2LCJzdGF0ZV9ub25jZSI6ImZkNjE2OTYxYzZlYzg1ZTYzNzBkIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NDA2In0sImlzcyI6InRvb2xfb256aW4xMjMiLCJzdWIiOiJjbGllbnQxMjMiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NTA0L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODI0ODk1NjgsImV4cCI6MTc4MjQ4OTg2OCwianRpIjoiYmM0MWM1MGQ5ZTE1NDkzYTFhNDgifQ.NGlfD5z4hEpgTW-xwUumXwDLM1_aHjY-xda3S5e450wXd1gplgqh6lRjvfPFgKhN872rx5kqD_YfI1GfF40Kb7vJEcESKFZgMHPPrOV7kBFEnwKF_X1Kh6nJI22M5nAh4siiOKlU3wc1d3WKH4hDPDxDybr8PVMSRW6NQvgsHNVpQbpRt-X9XpcIgNJ-1i9LmS7AtgdjJbfGG18fQ9Q_rQ8TJcj6e6SnrqgmMxMDpcxGQcIZQz8__bMQZOP8LogwKd9YlO_JE4DOByLs64VgtRNxX5bI1jS3_3XsAx3jiV3GV6SW4J5mjNJHtnEQeQxhjJynOv3pjyeh-MHWq8wOqQ (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: fd616961c6ec85e6370d (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)