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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3499/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: my_client_key (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InZTS1dIbjg3Nnh4ZlVlOWlLeUMwVkZoUkdoWC1HeEp4cFFZMVFsZ2tEOVEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozNDk5LCJzdGF0ZV9ub25jZSI6IjU4YTJlNTRlZTQ4YjM5NDFhMWVhIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzNDk5In0sImlzcyI6IlRvb2wgTVNDIC0gTEwiLCJzdWIiOiJteV9jbGllbnRfa2V5IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzg2OC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzkyMDYxMTMyLCJleHAiOjE3OTIwNjE0MzIsImp0aSI6ImFkNGI2NTkzYzY2YzgwNTQ1MzJmIn0.RkM8nJi0eAYH-eAHfXYq_-apt8Rpp-25Bycm58IXvRsxHvO7jHAbUiBobTdU2AUgIYncnn5kPqo9jvvhkoA92C0fCOIKH5Bwh57g0ka22SaxFrCuYZjwUNlHXSmgaAUzsiDLd5sdn6QDsC54ds_vHRX0rBmc1W6vqc7llIZX57YVvHnieIumRQt-tbH8pRFEQV2CCwurC7YRKx-_1jpHU5SoK3Jvp2lIKvBKj5faO45CxXsiCM7yX73CS7b5BChfjH8Cojf19dZoe-Hv8Qk-JQLSY64caaz-mIoSK0H_Oh2etPOqSwM7Zra7DYU8BMwianywxT6vqqEJpTsKB0EiAQ (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: 58a2e54ee48b3941a1ea (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)