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.eyJ0b29sX2lkIjoyMzg1LCJzdGF0ZV9ub25jZSI6Ijc5NmZlOTg2YTM5YmEwN2NlZTBjIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMzg1In0sImlzcyI6IjIwMjExMGtleWNsb2FrdGVzdCIsInN1YiI6Ik9QRV9tZXhjYnRfY2hpYmEiLCJhdWQiOiJodHRwczovL3B0LWFzLm9wZXN5c3RlbS5jb20vYXV0aC9yZWFsbXMvcHQtb3BlLXByb2QtY29tbW9uLWtleWNsb2FrLXJlYWxtLTEvcHJvdG9jb2wvb3BlbmlkLWNvbm5lY3QvdG9rZW4iLCJpYXQiOjE3NzAyOTM5NjksImV4cCI6MTc3MDI5NDI2OSwianRpIjoiMzJlOGNhMWMxNzViNTYyOTE0OWIifQ.vC2E063YVfatl1pp1amWfGyFPa3mkvOYWRBM4OsPRkTPsnhBRo0ojzs6r7CKsQAdNT-5zLiamgDwqOxmHli2En1jXwCSmiNHaY-dDIiTECYtRa0F33B7btkFb_UDobi60z4SePkKI4b6z5thkQW61SiDHiYZsC39FULlYm4kqfa0mUnFHwMup6zwe7xN-xBZfocxHPgoGTKrxbyhAD1J9bT8Krke9DWTxeA8NDNUzYTijc39mph0-Qf5oj4VhD4zsXeQcLOJ_zUlau2UBSc0C3OKT8sRnIeLJbCu1me5T5CZ5qGw9g5QDmdBFBFY1OyGSL44qaqRMjMJ42FbP4xwAQ (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: 796fe986a39ba07cee0c (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)