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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4970/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InBad1M1Y2YtWXVNaUZ4ZWZSaDJ1dTZxNnBCMW9mTy1HU1NOODdNQXZjT1EiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0OTcwLCJzdGF0ZV9ub25jZSI6IjU5NTdlMDU3YzcxYTI1Y2FlOGUzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0OTcwIn0sImlzcyI6IkxtZXotVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNTA2OS9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzcwODc5MzgzLCJleHAiOjE3NzA4Nzk2ODMsImp0aSI6ImRlMTYyYzQwZmNjOTRjNTEwNDMzIn0.egjwAtcLQ7dOthvcQo8qSlcz7MYi0_fRzM4MnzzHNeNkQ-twOpSwftbFDhem8cFADTDNdEJMdNwB4lF3_fHA2HN4uR0jvk1JKWfX9B1K10NG4JPgLTf2mmGOf0sfiPGTwKiO59_SaPO7prE2kw1slWAqozzxNYfsh5X85PVGcfd-Y_W1-wwEg3tqed5fUW7JQ6YkIa7IUyuTErrc1vdFHl4ZxCh5EttqiE1PLhSA9LwJyjWOIqIkyPkgg36SdjyIFQnICpFYU1WVr4GWsQ9BlGpSJpVKOZzaA77ls4t2f-bTiZ6pPig73n6gGwGmnUid8ywdJKw29Yi6uTPr35nCVw (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: 5957e057c71a25cae8e3 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)