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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4274/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: CS (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IklEUld4SURWa0hiU2lXZjZaUnlhMThHOEo5cUc3bUVWc3VxMGNlZTloczgiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0Mjc0LCJzdGF0ZV9ub25jZSI6IjdkZjlkM2MzNWQ3MzE1ZTYxYmFjIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0Mjc0In0sImlzcyI6IkNTIFRlc3QgVG9vbCIsInN1YiI6IkNTIiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDM2Ni9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzc1MDM0NDg0LCJleHAiOjE3NzUwMzQ3ODQsImp0aSI6IjY0ODAwZjQzMzdiYzljNmRlNzk0In0.YX0OdAZii9iA_7Emtxj_YvrXiF7Y2lfzlQPfzpuMmD5u2AbNhGLG1hv_1MtpfMgy8SEo4Pzg8aYyI1FX19ansfDujUVh-XTPpZZMgQwEHqX3Cu4UgPZa7-cthPaiv__ySeRBDjJnHc3YCC4dRiwkL5RaCrYr1y94rLCa_FUlcIhMOCzmkOdmc8ofA0o8YG7lpJKZhPE86vkC1CUCZ4kW0lgfrBqbs30SXXrqiSwBWv7CtJWY-eRZISREUw3h8RIGH8AQrFzfaNN4ggMb_IzHzLC7SSXm4q9xBL0vGYwkXckAlGjbdH8toVJFNgfahmmFXJBciDenM8hDfalXxs7t5w (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: 7df9d3c35d7315e61bac (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)