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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3591/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkdELW9YSk54OTNZZTVnQUNJQ2xCUzVSWFY2ZG1Kd0pMbnE3RWtJMGU5cGMiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozNTkxLCJzdGF0ZV9ub25jZSI6ImQ3MDVmMTY2MjYyNmUyZDE4NWM3IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzNTkxIn0sImlzcyI6IkFJLVByb2N0b3IgVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzk5My9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzc2ODU1NzgzLCJleHAiOjE3NzY4NTYwODMsImp0aSI6IjI5MDQyMTY1NTRhMzdlNzM0NTFlIn0.aHF1d2f_s84q5v-Ku0tj2oIVzM1eYNP--c91vp1mG7uSWGzxOabdZ5LyVNYpsiXMJ9_jqgg_UjamHBbuDcPoaR0XBMCxppT_wavWOSPUB5tNeizY9z4ytpfwtFE2R5nJuMWVMRFbdjNgKm3OV-nWF5Ws70GK27uK5R65sa9Yw9ggjNlC5rw3JIBPzfC9DEqoPe5UNnTX9l5GnSkRM07a0p7PXx2qpMHT_TmovchAv-Th-jeoXTZvzb9qaNQj0Y9EGDGdBkaBZ9DVNYdHoQWbX2x2Bj5EIcSnkRSZk4XTdYmu3BzzJKsLrfcHRM5LuzS0LbkxtsXqRS1f19OwZuRKnQ (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: d705f1662626e2d185c7 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)