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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2505/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: 1234-oauth (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjNhSlFZbENVVjJHbE5VS04xQTdXTmVFVmxPQ3dSNjNDVmZsYS15YTBpOGciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNTA1LCJzdGF0ZV9ub25jZSI6IjNiZmRlYzg0ODI3ZTE2ODQzMWEzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNTA1In0sImlzcyI6IkNLIExUSSBUb29sIiwic3ViIjoiMTIzNC1vYXV0aCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzI3OTQvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3Nzc1NTI1NiwiZXhwIjoxNzc3NzU1NTU2LCJqdGkiOiJmZmQ1Zjk5MjhhY2E2YTFlNDIwMCJ9.yd8sdwAp4Cvc2fKtnrr2mQ7G3IRV_4mktpqLZN3-1hfysd2qZgO8sKZr6tpzdGQuajlU0WcoFneIEdaGhewPiTk_2DuC1bp86wcUysbk6bf9cMQ4VLADzvRqkurnvQpUDBROqlleDpVFX08QcOO-oIcxDBMuBFKxnxuR7txuNCoCa37D2Jy1fMy9-EsN-QbAlGc3uPOw46S4rsJufxRuJwzXpbOqwbyemHJMks3Va4kT52MxJkkC9Jm-YMOtI2VMAOtVp7uku8qA91iEot2ubnipR-fdoM6SIzpJLngcz3BSrn4wqh7d3TRPSgHVwisI6qWBrakvXpifc-YHkFq3ww (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: 3bfdec84827e168431a3 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)