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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2231/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: abcdefghijk (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkdDZWo5S0RlWldxSUlPdk94UnhQMjh1UkFmZEM4U2tKU1pod3EzUm1wWDAiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyMjMxLCJzdGF0ZV9ub25jZSI6IjNhZDVlMmJhZmY0NDA4ODJiZjVlIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMjMxIn0sImlzcyI6IkxUSSBUb29sIEF1ZyAzMSIsInN1YiI6ImFiY2RlZmdoaWprIiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMjQ2NC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzc5OTc4MTc0LCJleHAiOjE3Nzk5Nzg0NzQsImp0aSI6IjA1MzAyMzMwN2Q0MDlhMjAxNTc1In0.c_MTzD0jrBwV_MAiCldh1MM24us01jTVTOZ_360iA52sdS-uPD1piawYFhIB6Le1GQD6Oi4h5AKsH9MGKtjzLTOw4GCxN2TjQ9lQWs1S36EyJYNRdj_0jIVUMmio-t_hjrU8hUtyi85PN2Gcc85rM4gJNkvMlXzaNoHMoq9KaO57fwbaV6TkhGdJ_vngZORUF_gbU2zEKPmm1heTP6FdSYtmuwqDFW6-5hcfZUBoeG-NMn_F2yFf-uoOJiqrB8Gp1zxg9zFLHYfr4L0qGZ2cCHAggBXICyJ0uyBmpQo21XJJj5f-67Hg4WvDydiYhB0lAGFPNwDAN0Li6nTdt5-EUg (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: 3ad5e2baff440882bf5e (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)