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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2515/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImdpTXdleHRfM0lNRlUzZHdEVjAyV214a0p4d3RrUFJoYW8tRjBDam95SU0iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNTE1LCJzdGF0ZV9ub25jZSI6IjZkNDI4MmI0MjI0ODZkYzhhM2JlIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNTE1In0sImlzcyI6IlBhdHJpY2lhIFRlc3QgVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cDovL2U4YTEtOTItMTE0LTgyLTE3MC5uZ3Jvay5pby9pbml0LWxvZ2luIiwiaWF0IjoxNzg3Njc4MDY5LCJleHAiOjE3ODc2NzgzNjksImp0aSI6ImFiN2VmMGZiMDgzOTFlODNjM2NkIn0.H3ZGOphVwQJWv99m1VNy2GC5lEeukIoBpXiRlT_XI5Sfi8czVxCid4KhJvwitalLMWbGwHs3w3j03PgaMH_gFwuKDtW9To80uvIJY3ldBNVzThlrukhr9X5t-RZEMvusSJN2sv9Qhzk2NVupk8CQ7zbTg1k_Q6zatiwUyBG6zmUY7cIHiQXJsBoAyrk-jeezgxAR47DZgD7RHQo6AYhPRxhtitQsLA88-AK5Oiin907fj5DUXsKikaHL9_QTbFIVldNHNAi3-JEiGOn_BZ2DMSH9k-l9daifO9ZQHFEpMgZvqZB16Gn75mO1g-Kr84HwLkEdcUaTtalfFS_hXn-pQA (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: 6d4282b422486dc8a3be (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)