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.eyJ0b29sX2lkIjoxNjg3LCJzdGF0ZV9ub25jZSI6ImJkNTUyMmJjNjNlMTM5NWI0YTg1IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxNjg3In0sImlzcyI6Imltcy10ZXN0Iiwic3ViIjoiaW1zLXRlc3QiLCJhdWQiOiJodHRwczovL2xvY2FsLWNhbXB1cy5raXJvbi5uZ28vYmFja2VuZC9vaWRjL3Rva2VuIiwiaWF0IjoxNzY3OTE1NDQwLCJleHAiOjE3Njc5MTU3NDAsImp0aSI6Ijk2OWE2OTA1Y2Y1YzU0NDdmYTQxIn0.QjWv0dVNiFMEbndWGOHRhK2ZNwKRpiuMT9rvQG8fbS_JZIqcvBsmwikjSjwi6770VVmyW00qgZg-aC8mphoMCf-ju8JP5gjQg-I9fl3dJF2lKdYo7mPuxevvLXGShXaFZhrPLNQeACzUuaETM6ymEViQwSO8BzLUnVDRB17ucDUSzP8CFrmNiEPgTKjJTOglvahaFIRsqucraHVD5UXArqy9Shdt3Maj6LXcBJev71cKNJg9BUZPUMEVmeDsTI4qtMWAteMrprbb6KT05zxUR3GdOMwxAPWJC4JbVZ7tkUFJHZ5N2kOBiviEr0GYpkRA7SFXOkEWdEL9fwl1JoUpBw (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: bd5522bc63e1395b4a85 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)