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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1771/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlpIeTJTSW81bldLT3dWdzJnYV9rdDdkcEN1TWIzYmR4M2pqTmpPVW1rTXMiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxNzcxLCJzdGF0ZV9ub25jZSI6ImQ4MjZmZTA5NzE1OTlhOTNjMzJmIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxNzcxIn0sImlzcyI6IkVsZWN0b29sMzE2Iiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8xOTA1L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3Njk3MjM5ODYsImV4cCI6MTc2OTcyNDI4NiwianRpIjoiMGFkNDc1OTk1NWY0NjFjZmVjY2QifQ.PdAQGiOM5SeKUXzvndA3x2GrXC4-_vthNCuJ6hqwaY5otr-LeM-HtXe6wXabmZbKwEW-tV_I865eoKo2rP1Oj1s7d08_t2McdmaNd5kKO3w4Vcfe1MP0vNl3lPyTUUTHoQjQUJkeXz9I4lJhG7XK_0sWLFXSCq5WS4_vBroyiLwSQRVO3S1OWambvlhEw0wxq64TnZ31x6LKTqL_-v5agvMhYhJFXyH1hH1DO0_xyrP49EntukeTdlfE4nJ5w1YOZW0tHyCqgOaAUyiVK5v4LLqag1Ed2xhNO8YAaDrmTdye5m9IFlJSL9_GHSnYN5oOfCVj67GmCgDk9X30RCG1Aw (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: d826fe0971599a93c32f (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)