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.eyJ0b29sX2lkIjoxNzM5LCJzdGF0ZV9ub25jZSI6IjY2MDEyMjBhMmFhODM1N2UwMDAzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxNzM5In0sImlzcyI6ImNoZWNrandrdG9vbCIsInN1YiI6Ik1hdGh4bCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzE4NzMvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc2NTkxNjY0NiwiZXhwIjoxNzY1OTE2OTQ2LCJqdGkiOiIyMjY3MzhjZDNjYTU5Y2JjNWJhOCJ9.1djDF5PXP3loH2Gi2nTI_v69oycBmQ09uFPkzjno_6u0l8XiIiMLvA0C6miqWSczTxJYuWojwKoyoKjiNWH8no09zNhXncNlVHiAo-tP0ifuxEXDq_hrJ-C4TN7xmD4ArDAmeRaX__LtF8rlc5YFNbt2b0C3m2aZka6f-yw4ip51Kdma3iOvuGlhlKOuu10YvauVAP-EWZiE8yyoGsp6Z6lnuIJylvn3KPREbLwWQcD-DBYoKVMEMoU0ZONnFloSjaWwe2S4a6z1iFpfEMbqrVbhX7A4wlloFDUypAhO9XzNpVKrcomqS-NiRbSb4DTrd3ZxYpBR_w2fYlwEupudUQ (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: 6601220a2aa8357e0003 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)