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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4877/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlhuQTZhd0RzUW9nRzBvOGZHWUQtYm1WT2hUenlOOUstc3pWNW9OcUhza3ciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0ODc3LCJzdGF0ZV9ub25jZSI6ImFiMTJiMDg0NTgxMTA5YTdjNzc5IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0ODc3In0sImlzcyI6IlNTTHRpVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDk2Ni9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzc3NDMwODIzLCJleHAiOjE3Nzc0MzExMjMsImp0aSI6ImZiMjUzZWI0YzJjNjQ5MzI1ZDE3In0.K2UbzCIniEMdCNLzm7C3g-w42Or2bANe5joEjYcJHqfzEThB160lh7I4Qvi4GZLeSVHoUY0oKOlMRayPH3Pal953zf95bySUe-pjuZSwTDHd0isYcUi1RhrryjeWmzoyhzLxRi16VXk1N9HEXMKUKIixXcg6zk4GeoAV4143e7YZIe-hETWHdTmP6Y4l2P-49uOp-9eUMSGIVzlPb9OYENjOSpcBH4ceZOzc6_We4hzUGdOFoNUZH6rHMD0WtZiKjiD8PCAUvLuF6OZSR2zuioD90QXPIG2AeuYdFt8rnJRtdax20MG3sHUP1rKFloU5rMeOrr4qrXOvdq8XCQWHtQ (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: ab12b084581109a7c779 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)