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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2431/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: Toolclient (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ik1EVXdQbS1KdGw0bURYLU5lWndNZUVtM3NZc3RpZ0h4c2l3SDhlYWVmd0UiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNDMxLCJzdGF0ZV9ub25jZSI6ImM4OGZiNDdhODVlMTg3OGQyZWRiIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNDMxIn0sImlzcyI6IkpMVCIsInN1YiI6IlRvb2xjbGllbnQiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yNzE0L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NjYzMTI0NzAsImV4cCI6MTc2NjMxMjc3MCwianRpIjoiNWZlNWM0ODQzNmViNzZhOWYyMzYifQ.Ov0gEjjhh1dt8Osgy28RDU_3IXahMW1h3MQmoE3SbaeTkfQjXjL2z0zwl4707dtcsWTw1rQxLIhgpiBZ9qltf9z1OhFRbSu5NRJEFJnORdw_vvHBYXX1rYgHX8qGR_p0az6hZYLxgsND3nrK9iEAASkigQ70KYfbH-URFSDI_H06ORo_RdnCbSB_1EmUe5VfsuaoIst1EU3tylWrWA6uQb4uojuC71Rp8Zf4e0A9thiV5iMFFPEbXhNucPn4MfQg7h786zlneb0XBCETitXYvmfyufRq6VtRiVETVXzOGoYauHhLlAxCKhk8X2r4hFIp5JZoSizpNNj7j5PXG9_JZw (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: c88fb47a85e1878d2edb (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)