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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2385/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: OPE_mexcbt_chiba (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjdtWnBXSk14Z2hjX3VqOG1tZ1NpcC14NTJBSDNyR1gwWWdfaFNUY3ZJQ3ciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyMzg1LCJzdGF0ZV9ub25jZSI6ImRlYjM3NjU0N2E3MzczMDFiMWRjIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMzg1In0sImlzcyI6IjIwMjExMGtleWNsb2FrdGVzdCIsInN1YiI6Ik9QRV9tZXhjYnRfY2hpYmEiLCJhdWQiOiJodHRwczovL3B0LWFzLm9wZXN5c3RlbS5jb20vYXV0aC9yZWFsbXMvcHQtb3BlLXByb2QtY29tbW9uLWtleWNsb2FrLXJlYWxtLTEvcHJvdG9jb2wvb3BlbmlkLWNvbm5lY3QvdG9rZW4iLCJpYXQiOjE3ODA0NDk5ODgsImV4cCI6MTc4MDQ1MDI4OCwianRpIjoiMTk4Njg0NjI1ZTRlZjBkNzdkN2YifQ.dWsMEbih3jB_edgKXxNji4wEhN_HzdBuvaz6Y30C6tX1WllYhjoN_WoMvXhSv4Pstqrlz3mFJfuPZ_tE-ZCs4_F6VeJ5EcKljr_R2C_6U9Qqyf62m3wWC-qMuVuV93Hb5lk6sMx68sKRG2YTQ3ZWeumxEzNUTbPUwolpqAqHcJeEobTO6mFhQ4U6KWL88kcmI47hWU72JF4KzjA2sLO3wojFigAYXQ-stM-CacEZL-iEtG_2CEggpX3vP1kuSXBjQ7BgL8953_C4wo4sP7fPO19VwCO9Cv-OKMvV2cynBEs2wm7Cmp_HZwfmbJ9aS3Hj5rB38Y61U-cLQ893xP1jxg (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: deb376547a737301b1dc (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)