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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2819/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: ACSTOOL (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkhVUzNNMGJwWDk0aDVpeGd3QkRUWUdNRzRYemE0ai1WQjJDNHM4RlZmYzAiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyODE5LCJzdGF0ZV9ub25jZSI6IjJlNmIzYWI4YzZkMDIzMWE4MDE4IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyODE5In0sImlzcyI6IkFDU0RFVlRPT0wiLCJzdWIiOiJBQ1NUT09MIiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzEzNS9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzc2NzQ1ODA2LCJleHAiOjE3NzY3NDYxMDYsImp0aSI6ImJhYTcyMTZiOWI4ZWExYWY1ODc2In0.js_ncbLCAam_g8rPav7pqo3evETiZuG9ZXx7Wr97UX4N5GTqAQWBfNDC8pbrzQgopPS949LEDKvbNXdlR9tX-QnScE0kCxy5oQ7Wxo82qbzJWMhWf3qoLlLjfTxFXaRHjWVbeFpaHF5koGDmiFFrzi9hYGFptwuC2F5IaPAVC9cOF7rsENiCdyZ5GQOxLtTCKy0AEZcJNzuwJVMjNwpAQ-c90ipjwj0YpdufZ1509TEQC8zfsEAEAoZyVSG68uso58E1VnFerlpRSrcFRSCXxEsNisqGioUM_4gcYXXi-SMmkN9XQCvOp569KJ9Z2MCUEyw3Vv_NGp34URsIBJLLhg (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: 2e6b3ab8c6d0231a8018 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)