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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1991/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: 12345 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InRZQVlDbVFyWWRJaDdPVjdJQVI0Qml3YUJQNDBsX3gxazlYSDNoRTdOcFEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxOTkxLCJzdGF0ZV9ub25jZSI6Ijk5NjY1OTlkZWJjM2E2Y2Y4YWMzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxOTkxIn0sImlzcyI6IkRLVG9vbFRlc3QiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzIyMzEvYWNjZXNzX3Rva2VucyIsImlhdCI6MTczODc1MjY1MCwiZXhwIjoxNzM4NzUyOTUwLCJqdGkiOiIzNzM2MGRmYjIxMmJiNGM3MGFhYiJ9.K2_sJsrE4RhsisB17EUe0gFQsKuebv19FsnXDZicq5Dl3YLsSG_V2sEC00cgz7AHe_U2sU1_aAZsMQyjdhCffrGajGZwTIoqZxQTztezLrVlKcvhUAwVpl1nVx6nG-qv45XILkbFXsMXG7L0hrgIn4PuIH6Wf3tOXhpu47TJ4ywGx9jEdSL83pQMiAEH3kHEWGYYoodMVPznTirPyNSv3QZYwrWLdHcB9qe7_aAkgmXzefehwlbkf_k8CW7RLWKxJFlDlppedV89gH32dv7IT34CVR1sEScAhm0adAg6xnjHt6GE3nLw8jmcNGpnxgAg2yS8-NpeHIe8RXOA4nkEeA (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: 9966599debc3a6cf8ac3 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)