response_type: id_token (required, the tool must use a value of id_token)
redirect_uri:
https://lti-ri.imsglobal.org/lti/tools/2120/launches
response_mode: form_post (required, tools and platforms must support a value of form_post)
client_id: 999999 (required, client identifier valid at the Platform)
scope: openid (required, must contain the openid scope value)
state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlJwZGM5ZUNaeEJXMFB5cmJCMHFFZi1LS083YUNoN0NweHQ3LTludnRURFUiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyMTIwLCJzdGF0ZV9ub25jZSI6ImI0NWIwYTMwY2FhYWYyMDY4YWY2IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMTIwIn0sImlzcyI6IkphaW1lIFRvb2wgMSIsInN1YiI6Ijk5OTk5OSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzIzODAvYWNjZXNzX3Rva2VucyIsImlhdCI6MTcxNjk3MjQzMSwiZXhwIjoxNzE2OTcyNzMxLCJqdGkiOiI1MDc4MWIwYzEyYTIyZWRiNjQ0NyJ9.0vJ-VYOOleIh1MvHDWPCjKIJ84bzHV0ZfDvZL8JISdmyUf0aRvm3M7faaJ-o1bsLyC2duiMdM9dkiAEnO9IPXDlb_ARpixC5WG-syosoMBlnuASP5ET0_I0sIlwySC8_Iibg7OzL3BZp22qMcld01GRHL50QE9pxEPtxGVWLLZfKCWk-fQh2M2Kk_m_wLI43gieCMMjXFWrFgH2Kjik__4lF4x9_S1jxBA8lyeB5_aC4oZfmvw7rZqCNQE4bTpwqlIgkK8afnVyS66gbc7q9AVoMBfn6nS6O9Qft_ax_eCSoHM5noArUzmuztYfgUaYFVfsXdDNGRJHPuKG38NjaKQ (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: b45b0a30caaaf2068af6 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)
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