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.eyJ0b29sX2lkIjoxNzM5LCJzdGF0ZV9ub25jZSI6ImM0ZTJiNDlkZTVlZmJlMzM4YWJiIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxNzM5In0sImlzcyI6ImNoZWNrandrdG9vbCIsInN1YiI6Ik1hdGh4bCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzE4NzMvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc4NjM5OTkwMiwiZXhwIjoxNzg2NDAwMjAyLCJqdGkiOiI0ZjIxNjlkZGU5MWU1NmYzOTk1YiJ9.FctKb_BHZryQSUBGGIDZt17ScMuUaf5khjziffjFFIFOaYYPqUIVfPHmmYWDu0IH8fMWJNiYvhOrYjK--estnqa01uGkBoM61ehWNz1RFtlhynIYCZflLvvbu6fLjNSh-ciUUux7G8Cy5z0TgoFyl1cFDH4OUZ6GTccEsAambCdMairqfrbuJQ2i3Kq_C4ItVxTubFjlvp-DiSeYWMQGAed9x_Cthjy9pv0yxEDZU0y7u71nKKLYwlpRggC0vP-TVvsh8gVGEQSJeeE1KD2wf_rB1q8ypw2n8zW25vmsjICgf-JKHD9cGuDilVRqa1iBL7q8wPODI99mIpW5RqG_hg (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: c4e2b49de5efbe338abb (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)