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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1687/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: ims-test (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImxTRVlJYndiV2ltS2NmdkJuMy1mT1J5dW1zbXlzeUZBcW5lTWhfeVZDS1kiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxNjg3LCJzdGF0ZV9ub25jZSI6ImVkYWE4MGYwZmJhZmNiZGFkNzQxIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxNjg3In0sImlzcyI6Imltcy10ZXN0Iiwic3ViIjoiaW1zLXRlc3QiLCJhdWQiOiJodHRwczovL2xvY2FsLWNhbXB1cy5raXJvbi5uZ28vYmFja2VuZC9vaWRjL3Rva2VuIiwiaWF0IjoxNzY5ODM3NTEzLCJleHAiOjE3Njk4Mzc4MTMsImp0aSI6ImYzMTFhNDhhZTA3YTMyZmYzMGE0In0.a649QMSd-fsC80cwovVKOCwnOOSDA3CRNonmEfwDQ5UwxaLEUfol9z-lHJzmvsJz3xQ5NIMB5lPN8sZ6D9MX_q0y5lXx4Rd7YcRAgBiwqkA_blDwVq_y4KFn3qoKR5Rr1DgCKCGquFoabxESC8T9FEzfTgfnn03uKabgAbVFzqfvnLH3oVWSiq7Cgl4qZSmYsYH-dRSlW3HQ1_9i9P4r0wJOIKoRqaFvnJU11Jf_tbzJeBwIL6JMelt9RVsWOQthCXXkf981c0J1sHJM-XGZvqbNPVxfgbwjAtIqTn7czPpQ90q0CcXkKhCPDf8JVHHV0FjBIK3MLXqoEwEyPul4SA (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: edaa80f0fbafcbdad741 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)