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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1991/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InRZQVlDbVFyWWRJaDdPVjdJQVI0Qml3YUJQNDBsX3gxazlYSDNoRTdOcFEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxOTkxLCJzdGF0ZV9ub25jZSI6ImQ2ZjA3N2FmNzJjNmE4NzIxOTM0IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxOTkxIn0sImlzcyI6IkRLVG9vbFRlc3QiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzIyMzEvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc0Njc3MTgwNSwiZXhwIjoxNzQ2NzcyMTA1LCJqdGkiOiJiNzNkYTgzZWQ2NDAwYWY4MjExNyJ9.M5apupuV8Y2UeVIbsvCTW7VvaWFpKFzIvf8QGXmMfp62Ml3dTbhIUiUU7wKx3ORXBvxX_rE9DvuRJJbw0ZxcaZ53C3ZPg_IL9JRz7hWQkVOqoXh5yRZVrAbI3nlXr5cc_SuvmvcEwLRvPmCfssiDTCv8AhSFsNvBJ2aqIPrrzEE2T8DZ4CZbSMuh17E-kJ8tiOSI1SVo7lc8BU3HUH6qP4wtj6gSONMzEp43hNEqHXs99fOGguBVB6wwnImefqLbEjDP2r7MYA0hWPQAHFstcc29EVLd9Cwjb_-yvZTvgos9oVZFF4e41GSMZ5aoq_OVmsAO7oJZvMgC1d3nNjX2dQ (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: d6f077af72c6a8721934 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)