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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1964/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: Lrth Test (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IktKTFFrSmU2a2NlOXJianBjSHhiVjFXc21Fdi16dHdESFp0cE83VHBvT0EiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxOTY0LCJzdGF0ZV9ub25jZSI6IjUwYmIyM2YzN2NkYzgxNWM4NzQyIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxOTY0In0sImlzcyI6IkxydGggVG9vbCBUZXN0Iiwic3ViIjoiTHJ0aCBUZXN0IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMjE1MS9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzgyMzE2OTcyLCJleHAiOjE3ODIzMTcyNzIsImp0aSI6ImIyYzcxZmVhMDQ0MDI0Njk2NzVmIn0.OO3eKLoQSdwlATf2QcltcKoazo3B9rAcR6YYQbC6H4ZmlECH5Ukfyvr3Dq3TnN6NcN7qXQwjrjZQME343tT4fYz7u32j1Px_ZWQje21DABNqsECwH1lcnbves3h_jiBW9LB5KZYk18g4rRBOTjzmQlXtXnuxd1KAcTKELpZL0DjeyYPsHY2Yamv2uzHf03AXyvDG4Xeh87AXI16uQfBxfBPGRfsh1OGtAPlZ5wWM5SNADaKoUidLmHborRQnQzaRtKbzkiX68lv8jNS6pbNccUeA0ylJDrFUWEcb957nOpwkkWshmWn04Ek8r-S327kpIc-pzcO1jZi9AxkAGlrTbg (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: 50bb23f37cdc815c8742 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)