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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2781/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ii1Oc2NlcnpzSF95QTBvZVdjVUI3OUFQT0lnQllBMkxucHBxcW9TUWsyUDAiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNzgxLCJzdGF0ZV9ub25jZSI6IjE4YWQ2MTUzZTI3Y2FiNGIxZWFhIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNzgxIn0sImlzcyI6Ik1hZGFsaW5hJ3MgRmlyc3QgVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzA5NC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzc2NjM1MjkwLCJleHAiOjE3NzY2MzU1OTAsImp0aSI6ImI0M2I2NGI2ZWRkN2VkOWQ3NGFiIn0.MWvv_VFHsM6C80UhUbDN7B6TJSqUkDRtXnP-2--cScdO0YyY6CAxsdO2DYY8eAGIGCpClSMiGercIH4z5vhFsqdNGArslmbyK_AZDIiCsewi_TI1cGtk_gTCLH09m_dluWDyLuHeHXkbhLbqUrRpWpR2XQKu5cmHPnXB81W7UD70EaYH65OvAybKsyym9_VWTMb3bbJgXHkwrb9m_oqavrPjaU-_7s-Ia0fHErOwi8ftZJpaVzAGOMf53iIHDS6QsB7naudDhsSwhMDr_pgWlqpiOEHwhR7gvpPcZoINmt4HOdITtawSTvVOwvo8po993hzsWfNVicT17Ws8RTLICg (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: 18ad6153e27cab4b1eaa (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)