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.eyJ0b29sX2lkIjoxODUwLCJzdGF0ZV9ub25jZSI6IjI3NjliMGExM2MzNWY2YTI5NjE2IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxODUwIn0sImlzcyI6IlN0b25ldG9vbDEiLCJzdWIiOiJhYjIzNzg5ICIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzIwMTEvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc2NTkyNjYzMiwiZXhwIjoxNzY1OTI2OTMyLCJqdGkiOiI2N2E0YTI0ZWVlNzBlN2E1OGRlYSJ9.GJ8SgwXKsUYHwYKji9718a4oZgyh4uHv9Qrix44QL0_HUu3Ao13YjJ2iU7MsKg2YOJoXmB5cEPlvFGUpXvVlyUptptLkLOreE8Ai5OTdvVqKY6j1xMhPZ04yrx0a9COLW6HSHIsYuDkraNxV6iXexxTHGx721OA07E8Y6Dmomi3fFuw9ClHm24SSLcng_nhuZduLo8F5aUWcTMlKLPCTtjCQOyH3VIeEpBcOfAi1Hkr6YcMli8thTtJLToUoZx_sm6aXek24jH9Nt-43u-XB76eIBNXtFaYMwU57TW6WrwBTm-BVJ7WwBgke0v0_gLVUEqFasKy9DP08EBCbU7rfBw (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: 2769b0a13c35f6a29616 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)