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.eyJ0b29sX2lkIjoxNzM5LCJzdGF0ZV9ub25jZSI6ImEzOTNiYzNmMWZkOGQyNzQzNmUzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxNzM5In0sImlzcyI6ImNoZWNrandrdG9vbCIsInN1YiI6Ik1hdGh4bCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzE4NzMvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3NTUyMzg3MywiZXhwIjoxNzc1NTI0MTczLCJqdGkiOiI0MTRiN2RlZWNiNjE4ZDQ1OThjMyJ9.J7OOm7IY99ANY78FAgQDvFZVizOu5FKJn_SiMTcVfaY6XYcXT9fF9d9LJPZWtiaGolmSjIWNCystmRSLi7OMQGHghoJsPS1HTLcBgxzNibFDoNCAsYOrczCQIwSXWFFczfMcBxzJAaLugIBkSKXPF0VGH_dhuQtL_eaZMThXUjCZN--XqZGkQK1wEWjA5UUBFCsGyi2hhyBzGMJibCEnGPHfL6RSoLDde5DCYh2Ilv8krPpgGQW1_yd455tnEfGEJmaRku9Er3LqwNY4SNydG3ZyeYxSqJFHiq8kFipQtaRfv6FuyryrsZZZk0ydehE8JP9WlyoJf8Grw6A91uGKqg (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: a393bc3f1fd8d27436e3 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)