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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4307/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: 123456789 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Imo3c3A5aHpPSm5jalVuSWxGVnZoVHBKLXpNWVltVC1TU2p6TzRqdWFldDQiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0MzA3LCJzdGF0ZV9ub25jZSI6IjFmYTJmYWUwNDlmMzNjYjE2MDE4IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0MzA3In0sImlzcyI6ImZha2VfdG9vbCIsInN1YiI6IjEyMzQ1Njc4OSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQ0MDIvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3MDI3NzQ1NCwiZXhwIjoxNzcwMjc3NzU0LCJqdGkiOiI1NGEyM2Q1ZjIyMWMxMDUwMDcwOSJ9.w2204Y8s6aGxWcS7YKvCOXlFy9Nl2khrjk4uF__QsQmvzrJqRXYJnPiSGhN0cRMIA6aKbvlzpiEv435JTA-BP5dQt7r1D5RLdKu9xhPPTnkoo3VHsAB6g7eEvyi9QI_rOFMIzc8ulvxapmLwwJ4Fb21NolKL_5coGpu679PzZEjkXwgBY64XWnsUC3B_BoNnNUGvAf5NsUuDDesBD4CmFQzy3nhJTOtqhS5jzm-ZSn6qT9ibXw6vP6BztqnHSvULztvoDO60wM_Hnb7_aS7iPNfNVKLjW0-_-75GlZK75HesYOTBbGklI7LuNQhL6k0eYBWv8zFjcI9EzDKqNmRfXg (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: 1fa2fae049f33cb16018 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)