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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1893/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImtyYWR3RldUNXA2blRWbXpxZng4T0dZZk9ZVlBRSFcxZE1zbGtMRWppeFkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxODkzLCJzdGF0ZV9ub25jZSI6ImYyODBiOTJmMzcyYTJhMTllZDA5IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxODkzIn0sImlzcyI6IkRyZWlmdXNzIHRvb2wiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHA6Ly8xMjcuMC4wLjE6OTAwMS9sYXVuY2gvIiwiaWF0IjoxNzY1ODY1MTY5LCJleHAiOjE3NjU4NjU0NjksImp0aSI6IjMxOGVjOGJkMzJjMzM5N2RiYjFhIn0.QsYfTLdMxMvVU1z7GRblMNoZsdPALIgnB80XiIp02Zt9niNSfo8eQwqwYREwWVML28CUzHIhkfYlZWWYhbVxdA67C2Swgwh1PpHLQmb-XHCWKO0vtDnsuQfcdjDKVKC66qbDJRHeJXIKzj4S8aRYXT9PRzfL3cdY1Gts2enqb_4BZmfKqNSzIyEBvrf9y-E5MqxwqYLJq_59xsYm--7CEBTN-4aI-jt43PXRc1dbbSZQUpQmQgFelj1b-jaMXB6dz6hXb0Nz7zKWzEA91S12WDrPJ-4Wwhjs2iupMXMIosSNJ9DqG1jB3HNnVzbMwUG-5sYPgp-CGavfuYgNu9i2Ig (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: f280b92f372a2a19ed09 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)