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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2901/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: 123 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InRTQmlKWktsQjNIXzRfbktHSW1FS2FTNlNvMjNMUWhaZmJ6RWlxMjBSNTQiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyOTAxLCJzdGF0ZV9ub25jZSI6IjgxY2Q3YTk2ZjIwMzFjMWE1OGI2IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyOTAxIn0sImlzcyI6Im5hZGVlcmEgdG9vbCAyIiwic3ViIjoiMTIzIiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzIzMS9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzg1MDc1ODg1LCJleHAiOjE3ODUwNzYxODUsImp0aSI6IjIwOTY3OTAyMzdiNGI0Y2JkYTNlIn0.HlgE0BBUQT1Yf0eeFP3NlPyZnJujrbGeMfIV-2TqbtpswbOTmGcqhmEspmktUHw0b_5fxP9gGS58cZYPBDuD-IOP6aN_wiOsTNLoUG_wtT04oKupkLJo2bo79cvu6FEXkvJLpxMdvI_30q88AF53N-xCNWYt1sDiJu0a7-XFk7byfWf8R5I6QhNfRn4NStdTkYDOiRJcwDAbNZwZGbkW4Pt5xGWPcFyxaqEyrzIrVgOq3yQS9uWEWq-V_b5nHO1XpZZFgZSWpJSdPJrT05WeW45VU2pbYA4LNrlI1N_ckXqDQEyaw7DhMRaQN7VN5grm7o8cXzFAEcowYSsze-KqAQ (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: 81cd7a96f2031c1a58b6 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)