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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4204/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Iko0YlhIUWtCTzBXY1UzN3RiQ2k2NTdKcXdGZ1psRno5d3cwQ2g1NHVDRVEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0MjA0LCJzdGF0ZV9ub25jZSI6IjNmOWUzODA3MmE2ODg0NjFhMGQxIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0MjA0In0sImlzcyI6IlRlc3REZXZUb29sMyIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDMzNC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzkyMjAwNzkxLCJleHAiOjE3OTIyMDEwOTEsImp0aSI6ImQ1ZDBlZGJhODRjMDgyZjVmMmEzIn0.AYV4VkWFUlLl1qb4j2Hu0aZZr1omKC3iOvN9behbG4ICEXOs-0A2FX8Zc6x76InYQP3fiFi12g32S3jIbcDqGVhbs1OAG0dmMKvFvky0oanH8hyoD7hqy-fZgK94oIEAqeX3cuxA9Y72l2MaHSmT6JOefVIxLoimtCE9xh_-F4JppHVl0cqayISrM_JnPuJNEvLJ7VJhmYyx3beUYyeiFGhMYRNDZfZtSlOmgVlsKZ5tKHM-pJoZdG2Eq_BgjGIlHqsgyrDr7kt-RlanzYNsfvwuT3H10DSdmR6oBjB47FoniXa52WdA_cfzR6Og2h704PthNv7lHP8Oewhn7no9vw (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: 3f9e38072a688461a0d1 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)