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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4971/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjJ1ZmRsT3FiSnFTbGI5Slc3UkN2Q2xKR0pEc3N0eTlMY29zVWtCaUNvNXciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0OTcxLCJzdGF0ZV9ub25jZSI6ImI1YTRmYmRjODRiMThlZGI1ZGIyIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0OTcxIn0sImlzcyI6IkF3ZXNvbWUgVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNTA3MC9hdXRob3JpemF0aW9ucy9uZXciLCJpYXQiOjE3NzIzNzIxODUsImV4cCI6MTc3MjM3MjQ4NSwianRpIjoiZmQ3NDZkMTViZGIyNjdkZGU3NmQifQ.Oh9LS_wOuc2-KhE0tfmlX11dwuHGyJlQ5b4YaDhw1xoAWN-k0P5ShnRXKtG9_btfc9B-gVICIDGQIcpuVs2RLfRlpcH58LfH6WpTxIVqrqIrVnz0De_OyK9nUfvQADsD6k4uppz_ksJLQfzHcqVqsU3yjsX4uEvDZpeT_rd7hm-8A032WS_ru2p8Vph7bOV4TklOiFuIWi83NKVAxLynDWEDxnHkTMhzOFvEOstH0z4fMQg8A-4z2ebNEIEshqMFF03WVignz_JHczsGY9TNtgf7jDrd1t-8OCxgGnyNr0-QzmRyTf5SVv51k-AVwNNeoqAOMl-ZN-PGUDU8WNJ1Vg (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: b5a4fbdc84b18edb5db2 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)