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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1739/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: Mathxl (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkZsRTlrMU5qY0xrbC1lRGhFb2p4c2txUkpBdkczZWFnXzJMV252Z1ZsWlkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxNzM5LCJzdGF0ZV9ub25jZSI6IjY2ZThiNmRiODk4NjE3NjQyOGFkIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxNzM5In0sImlzcyI6ImNoZWNrandrdG9vbCIsInN1YiI6Ik1hdGh4bCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzE4NzMvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc2ODc2Mjg5OCwiZXhwIjoxNzY4NzYzMTk4LCJqdGkiOiJkYTViZjUzNzMyMjczYTlkYWE4YiJ9.FxTs7rK7GQcFM2JknJYGEIgaQ_-K4hmBfQAIVN5pBflEfC0Mppl4EmJGhsG3zc_Qs-lLyNf_5MFxNl3Yr4EOw4pRBGHwH9_XEj9jHHrzwuQ4rBY_q7P9Citmzxk4btiJWWCboKXrS_m74TuXzy3KgWKIEIgQt5id5Lv6ntyfhcOvEzFTyNrc59JvidOQ_jJoclK8eHIdu-5dEIZG7IXDoxe3OOLrz4girU6GM6y4uWB53_diQ8-isjJ5tNwO7xwX3kRaD9gNmZlevQwTLlbP3xFwqGspUokaMLdu86ggIEXMMSBgVknl_xTqzaSyaIHPfbYTcSZ2HKe3L-GuV6ADeg (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: 66e8b6db8986176428ad (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)