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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2778/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjRFQlZrZTdWWE1lZUNRN2lRa1lNRl8zVUVVeXJ4Q0x1Qk1qYUlybF9SQVkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNzc4LCJzdGF0ZV9ub25jZSI6ImFkOGY2YjBlYzdjYzA0MGVjNDRiIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNzc4In0sImlzcyI6IlRDIFRlc3QgVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzA5MC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzg5NzE1Nzg1LCJleHAiOjE3ODk3MTYwODUsImp0aSI6IjE4NzE1ZmZmYjAxNzIzMjNkOGU5In0.K3LS-rLwGcfQoPe2NLc18NLmsDk9dzU6Dh3FeCDNNMsnRAHZ2IW1wv_O8zN84fYHprbP4yGETEpQL0oc72UWBcZfvzGgAgtpLlUgyHL1-9KzzZvVKhlvm6VX4Um7vfXbv5LgmESS9sxqHBobSx7iYawlTBQDTQL_JNmfGamS7bzlC1s2tPXwwtRZ21vDQKycI5_vgT7WWDL2aitLLeqgIuKCTK_Q0Ab8qVG95sPo18Gry3Qst13-lQrwcMRpZOzh6BYXJs2gkC06dSNA1RcKZg2iNYC_xrSKkRkz2HsNNx-facFlaCdDjlo5yHe5ZizmibVnHts3V0OVyfdcV4IIEQ (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: ad8f6b0ec7cc040ec44b (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)