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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4539/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkRrbGdseWxEblItT1BWOGVlVGdWdkxDQl9wb21PRlhLTEtkSkZtQVFOdlUiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NTM5LCJzdGF0ZV9ub25jZSI6IjlhZjc2MjQ4ZmQ1N2Q2ZTViZWY1IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTM5In0sImlzcyI6IlRvb2xGcm9tTW9vZCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDYxNC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzY1OTI0NTIwLCJleHAiOjE3NjU5MjQ4MjAsImp0aSI6Ijc0ZTRjMGUzODMyNjM1ZTY5MTUwIn0.S4bFjq7kwroy3CdU7MR60BnhICPIueNR4_s3Y6mTwvsk93WJ6ar48CFE-FqpEQlHOngPIXJ_20oOU7PmmWcmzbkCJ_h8YG3US2MJ2NhDP_N0nzuB-qYOmxrWzX4u_QzyXzmjIQFWZeqgLGnwF3T-vLKHjmk6znY-rEbiuC0JEA19UKtLv9pJ-8PyR6zZ8Dn2iXDIdxronid1rHfSrwmlRfbPJIaQA1LglAAKlmlvjn1k367q8mick-HkVGWVnqJd1M1pr8fnIfuPR1CO4SodvR384DUeRlJttuNI9Dc8FP6xmoCQTF49njAbcynrC_YfLvPnfPuVIJ3UUwFx7DMilg (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: 9af76248fd57d6e5bef5 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)