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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2559/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: 1234567890 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im1YSEg4aFBhV29ROHAwX3BqX1ViSlRZclVFbm9MNV9id3ItaUIxQWFBUFUiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNTU5LCJzdGF0ZV9ub25jZSI6ImVkODdiN2RlYThhYzQ1YzU5MDZiIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNTU5In0sImlzcyI6IlRlY2huaXNvZnRUb29sIiwic3ViIjoiMTIzNDU2Nzg5MCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzI4NDUvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3OTg2MjQ2NywiZXhwIjoxNzc5ODYyNzY3LCJqdGkiOiI4NTc5OGYxZWY4MzYzMGVlMTQ2MyJ9.CdxM4_KU4Z-Xrk0a7z5H5MhjSVUdScPHVetmYcalCD2TmFyCFPer0cuhnX2C2ntpfGurBTK3sljZ_1xvvkztU7TNtZZOG2-T6fE0huv6z7w_YjuXEiHodMjGLSqk5hurTqZ8XxHZtATFDVC_fSgzSvWf8s6y50dzm3Z4C98SgMGm4Ewg0A60Htp3DiHBNtkZrYU6gCJxO80Ib1iqXEZzVY9jJsj-qUpdR-46isCZ6Co4QONgd_O8OsI0dWZKXXiN3M9AemOR0EbdyxAvnAVg8bBZihLMSUr8_4grTzDz17f9wY9JFVaR3XdZ2j9cSSxTM065yTjEnZjb6O-l7rBS4w (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: ed87b7dea8ac45c5906b (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)