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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3687/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: 12345 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjF3MjE2cXJqdTlPR0dSZmZ6QVVYV0k0a1FGRWQ5OTBGREFuVVhsWFkzUkkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozNjg3LCJzdGF0ZV9ub25jZSI6IjQ3MWJjNDliOGM5NmQzNzg0OGNhIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzNjg3In0sImlzcyI6InRlc3QgdG9vbCBkYXJyZW4iLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQwNTQvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3OTgyNzM4OCwiZXhwIjoxNzc5ODI3Njg4LCJqdGkiOiI3Y2Q2NDc0N2NmMWY5NjlkNThhYiJ9.GuX6ozhYWdjV2nsJtX-qrJH7pbV-LEXkfGv1gN4mIDWuxvqcSTOnKmsmbWimkj3FeuQ1oUR1CGA3NhryiIHHLBUynS8FwiTUCjrxxwj9Ig2ucU1nhkds1eIxHi69bd7yefKKb-yiWESUoZ9jBAF66bTjkhFQxD6jppeJy-otOgpUow_Ac9Hs6dJPECJoYJoKcX6Y8Cd9T3EUJ5N125IviZ3M5fJiGTEPtATHHUY0cSpsWJf2bxxj9IB0Lj3iXh51SycC5SifSgp0Mb7DiwB1YseqKdoqvZaizLbu4x17wCDOFY7E7ycvPxBGGE4HvpePEO2ow0zShQIOHXb4OodAIg (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: 471bc49b8c96d37848ca (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)