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.eyJ0b29sX2lkIjoyMzg1LCJzdGF0ZV9ub25jZSI6IjczMTdjOGI3M2U5MGM4NzE5MzAyIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMzg1In0sImlzcyI6IjIwMjExMGtleWNsb2FrdGVzdCIsInN1YiI6Ik9QRV9tZXhjYnRfY2hpYmEiLCJhdWQiOiJodHRwczovL3B0LWFzLm9wZXN5c3RlbS5jb20vYXV0aC9yZWFsbXMvcHQtb3BlLXByb2QtY29tbW9uLWtleWNsb2FrLXJlYWxtLTEvcHJvdG9jb2wvb3BlbmlkLWNvbm5lY3QvdG9rZW4iLCJpYXQiOjE3ODI0NjM2MzEsImV4cCI6MTc4MjQ2MzkzMSwianRpIjoiODAwODg0OTA4Mzc1ODBiZGZjMDkifQ.KsnQt5465rsGII3e8RgmiOqVZYbdjhUA5mOUUII_JT8g-zTnmLtl2GgHBtx46tabwjF3MNjLhfJ_OEFj-ndPBeSbGO_YUShZj0mmT9x-Azgde9G7Kk3UdHwMdQdBC1dpajRhHHLimM_BZL7QdDPOFETXi65l8Z5uauJY15nuBAw79qMioVE5XBnDgRkId6QQvOOPs7oPTbE2Qf67sZ8iG9vDH4dexs_qW79bFmMbiKXeSn2xTtI3-aKmRsD_czPHSEC1gv7nspntOEUUGXjMYDkxw746jlUssZu28PzXmOgVov7WJL1Ul9ajQf4iXPPS-eiuGRr98qhpUY5F9JoN6w (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: 7317c8b73e90c8719302 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)