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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1850/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: ab23789 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjN4UHNoYUJrRy1rWUVscjY0MHVDYTRyZnJNNlhEQmlJU1hJQl80WWFSaGciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxODUwLCJzdGF0ZV9ub25jZSI6Ijc2YzczN2ZkNzJmOWJiMzE4MDQzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxODUwIn0sImlzcyI6IlN0b25ldG9vbDEiLCJzdWIiOiJhYjIzNzg5ICIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzIwMTEvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3NzcxODkwNiwiZXhwIjoxNzc3NzE5MjA2LCJqdGkiOiJlMDRiYjMyMWRjY2MyNWFlNDQ1MyJ9.IIohnyRgeLJKnB75KF_DbkZyXXyUFWO0dDMUwpRtM6VylUVZJk_qvUXZDYFYzv72REMEEhnWpjGmzJsx2WfDEfmqYfHVe0gM3MTynKPjYs2B6VG_dEqOjPDPFJsrgb3ZROLL6x29j2MwR8W92ZDxJ4pXZlFyrL7QhZgCNZKu24zux_HWPUfHD_x4KV2yutrxdksvwlCbLUjzsjn_Ul6YQoYXDp8exswn1U_zEPxKWPnmARA3gLOmybSpqcb8SGLzlFp7MeE3-y3GXJg87KoakN0T9TDgjgg8FUp7CIi2F342goxIqb8a9xVsSghHzv_-SZE645Y9m6JDSmMm6j_LEg (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: 76c737fd72f9bb318043 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)