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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2218/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im1rNjdITEJrUEwxZ0U3SXdTcWNSSEFla2owX0xwcm9XMjJaVGZWb3o1VE0iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyMjE4LCJzdGF0ZV9ub25jZSI6IjU3ZDMzOWU1YjJlYWIxY2FlNDQxIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMjE4In0sImlzcyI6IlVuaXF1ZV90b29sIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yNDc5L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODI0MzkzMDgsImV4cCI6MTc4MjQzOTYwOCwianRpIjoiYWM4M2RkZWY1YzVjZDdlZTdhYWQifQ.fSve_fhfv9djAVIBrQfCjnQt99aTurwIR07KQvkLNUK4aQFpFzgDfNpsiPGhUN3jBpOc7m2PnKDsCAY0i2CtuE0SqMz3-VmRGJu5-o76DCHwJMcnfNyqS6mTCjCskohdrGO-_9E_DEUs9LswqwSGA_dD2ubMUKgrLTYlnrPMYP1hVkfDOpjQ5RADcYJ-y0cixM6HGvQ9spyNtvpXnegQAu_ZX5f6Ud7wQir5D3tQGF-PAGu4fZ2bEE17Fv9y0XOHUZhBSgu_jhewkDUR5ymVWQrkTQVPefi_-mrfTlb54eoTK9S__wtUhejT-FlfWPUBJj29uZPSD8sPS_ZMOY9wYw (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: 57d339e5b2eab1cae441 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)