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.eyJ0b29sX2lkIjoxNzM5LCJzdGF0ZV9ub25jZSI6Ijk0MjM0ZTU4MWE1ZGE2YjU5MWQ4IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxNzM5In0sImlzcyI6ImNoZWNrandrdG9vbCIsInN1YiI6Ik1hdGh4bCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzE4NzMvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc5MjMxNzM0NiwiZXhwIjoxNzkyMzE3NjQ2LCJqdGkiOiIxYThiOTBhODcwODczYjc1ZDA0YiJ9.kY8UYA7texr6-UUF_0bsJZQSbvOC1NKrtEJLohvq5g8KTkSEZP8sOgFPJVCYJDJNrEB4HO7UFUewJaVNnbxDolirqG1caDldjtA8Y5W8-OLNprviXT29VN_8bPHnTG0PrGVnTi7Pk9HF24LfS-lCUm-aIxSA56wPy3Sg5jJELOk8TJfK18o80nZuuk_QaGOEXVA5tDLNJl56ZBR6uuRhvZnX0I0c-5fu58RmshnqTrMRHF4qAmhiGobuhrJhL5ivl_q_h6U8_KYcOcRmZEkpRPwlQcZmgsQGe5c2vqUkSMjaTAIt5tYNvxWsFHiSUs6826wnigxqVEZNFB5bSBGGmw (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: 94234e581a5da6b591d8 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)