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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/5231/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: 12345tak (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImNUU3ltSGNIT0hWMWxCUlpzNFhnTFpRLU5YdFpCdTBma0M5WC1MLU12ZGsiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo1MjMxLCJzdGF0ZV9ub25jZSI6ImQ2NzVmNDFhODMyZDliNDg1MzgwIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI1MjMxIn0sImlzcyI6InRhayB0b29sIGphbiA5Iiwic3ViIjoiMTIzNDV0YWsiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy81NDIxL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzAzOTQ2OTMsImV4cCI6MTc3MDM5NDk5MywianRpIjoiODgzMDQ2ODI3MzQ1MmVlMWQzYjIifQ.Q08K2vkikAfFm36jzZ6qvnvOwkqCWtwcvWDT7brUhUhZ-vxtsxOXa_0FOxTTbEF8CopU1i7L-hdGSvHRHg7rNPKvOafE7BvQib7PIE7z5LAdOVrPfchqvwIzF17wBTr1CSmZxUrW5io4705FAUwTTqeNTMDOjVzc66e6Dmb12V0HK2E84lD36hYF6o9INMOhxOk4B3ryBdheKuk8rNSRFEUVHLZx7WS9hUDSNgzTDMoyETpHz8y_ZtX7XWtsCx-manWNPSrmgHdN-1_B-ycO7cTx2NLHU1bheEpRzf-jmY1F4J7CCwdvnOF6JhHcPfUNPC1t9NO7YkIaBWKzhkvF9Q (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: d675f41a832d9b485380 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)