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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2540/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkhmVFplTGFOdV9aX2JLZEhfYkVQR0VwUkxTX0g0dzYtdnVVOVFWYU1oWHciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNTQwLCJzdGF0ZV9ub25jZSI6ImU2OWIzNzJjM2NiYzdmMTEwNWQzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNTQwIn0sImlzcyI6InRvb2x0ZXN0Iiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yODI3L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODIzNTAzNDAsImV4cCI6MTc4MjM1MDY0MCwianRpIjoiNzQ2YmMzM2ZmZThiYTQzZDgzOWMifQ.KwRqVwj96xKkNvvAJKJiSuxi6JRM66LVZucM-5NTMq_CIfBvvHeXgPC8wQzXxKCFrAO4q_6hbDFlpgHHqDpZ6oZtm1IbbA-3mbk6sVsr3DP_E3tHfAABIO35MpunIWvpsUyoCm2qSOfSL5xYQlc4SjDMgMiWwIngRgIrVY4IhgZB8TI8je8p7F1Xab0k3ZMI-5HPB0JilAu2g4ohyIdjzwx2jWF1M-FGMzkUVDl18hhyi9eSvI-dxEL5TBwwoXXTVAHiey8QZ117xHE5uM7fOs6czDj9Et-qv8KqCOkLCVWgjHey0tUNuc2hycCmI49DkBfd6uiC59vAVYEw9fVIFw (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: e69b372c3cbc7f1105d3 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)