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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4868/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: client_id_123456789 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Il9pMDVheElFY0VBS2NtLUFodF9pLUZPTkZ3VEtoVzFIZVBvZTQwbVNvd0kiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0ODY4LCJzdGF0ZV9ub25jZSI6IjY5OWEyMWE0ZWQ4ZDRlZDNlNTNmIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0ODY4In0sImlzcyI6Img1cFRlc3RMeWwiLCJzdWIiOiJjbGllbnRfaWRfMTIzNDU2Nzg5IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDk1OS9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzc1MjE1ODk5LCJleHAiOjE3NzUyMTYxOTksImp0aSI6IjVmY2M4NDlhNGUxODliZjkyYWQ3In0.1vzc6a94pP9w-epBC1kk66D3KsxTPWPvTi7Ql-2jl3ib7lhgteYXxaQt7PoTXZs5t_MxmluXWu23NR5ERQ4q5G90AiIVTh1gW-y8GVeFMPSoqOEwkgbp2xSx5n9EeprJQ4JGtKwfwk-LvFXx762fi_8s0c2eNdWXTsfX9RPrLplDupDcs60oHOrhb7vF8xAwyclzeUxPbfLSHI9ZwxHscqNxt8vP0m4UGSJFpOZwHZ_6ONC4WVWlrg5chJJ4uThB45l3ZqwDiRu8eGlQ16C1oSlXuSBIO2e0v4zVD2q43nPGfhc6-QtIe_DPtlrSGFFrGjCGsNl3BcPpERKXqvOCew (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: 699a21a4ed8d4ed3e53f (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)