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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4805/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImV1VkxFUE92Z095dmpENm9hRW1rVGpTWnRFcTdqbkppNFBDWWE4a2MwZkEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0ODA1LCJzdGF0ZV9ub25jZSI6Ijg2MTdiNWJmYjI2MDkxZjlmOTYzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0ODA1In0sImlzcyI6IlB0b29sdGVzdCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDg4Ny9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzY2MzY2Njk4LCJleHAiOjE3NjYzNjY5OTgsImp0aSI6IjgxNjdmZDEzNjdiZWJhZmE4ZmY0In0.Zcq1B-t_HAwDHCqPmmGloqHRWhDvNK0-SQJ7ckLwNmh5TEuzBq-pXULFrxKrit9kxI5aUUNsDDkNTYEfg2gGzU94iFeqktA4T1gmTmshXueDr9lfqKxp6qIRhpMyOCrpNhd19ciWJU0Vuvl1aogd4V0mUK138kGodfYi68iTcei-esbd969uDtQWaoe0w9Aw0ZSoJGDCutc5T4RU3x2RuuHbNiYPOS1WgF3rY11SrSY4jlhKVV_o9XwBCIPokkOQhb7lKo8BfLSftcJHWKrsJqhB5Dj7JzWlDdnfC62gdxcgnKrUIy4sjQgUI1TEiZWEj2xI3erge78Ts1NgQ35hIA (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: 8617b5bfb26091f9f963 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)