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
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.eyJ0b29sX2lkIjoyMzg1LCJzdGF0ZV9ub25jZSI6IjM0NjI3ZjdhNTVlZWEwNWIxMTFmIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMzg1In0sImlzcyI6IjIwMjExMGtleWNsb2FrdGVzdCIsInN1YiI6Ik9QRV9tZXhjYnRfY2hpYmEiLCJhdWQiOiJodHRwczovL3B0LWFzLm9wZXN5c3RlbS5jb20vYXV0aC9yZWFsbXMvcHQtb3BlLXByb2QtY29tbW9uLWtleWNsb2FrLXJlYWxtLTEvcHJvdG9jb2wvb3BlbmlkLWNvbm5lY3QvdG9rZW4iLCJpYXQiOjE3MTk0MTk4NDYsImV4cCI6MTcxOTQyMDE0NiwianRpIjoiMWM5ODg0ZjZmMWRkZjY0NmU0ZWYifQ.ZlV34fmEKmltjR-V_7sRKCtsavfBDRnyd7wCMqmVEFwwH4rs1YMMPudNNFinspvrj2gV8d_CuEhLuyX02SdZPl5qMhP5CuveMt2eu4egDA3LIMlhxw8PQGkQmmZCvAHEjrpAyn9cUeYTOqrepQ--u5tgDPu8QtD_rCYnjal7IELA9Lm_HBYE4CVr8MWW5R45uorGcpwK04enEkxOHkpD3fzoEz6R0So5wID1qje1q7EToWBHdBwJyquyr6HcT60dWNM7FM5NQGBz2TCYXTJKLOANb8hQi6F9pm7HzritSsarnwFO5eul4ySEBTM9uJgAA03wpZUCGFoPcovOnUzDyA (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: 34627f7a55eea05b111f (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)
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