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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3146/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: dp-123 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImYwUWVnZlhTX0pHcGE5bFhxMlBBRWJ1ajhuRDdxOHo0eUpkR0lUcC1UemciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozMTQ2LCJzdGF0ZV9ub25jZSI6IjU3NGY2NDg4NjlkZWM1Yzg3YmYyIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzMTQ2In0sImlzcyI6ImRlaXNpLWRwLXRvb2wiLCJzdWIiOiJkcC0xMjMiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8zNTEyL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3OTIwODY1MDIsImV4cCI6MTc5MjA4NjgwMiwianRpIjoiNTEwMjg0MzY0OGU1ODYzNzA0NzcifQ.sUjn_aCXR9F7GmjLlQAfye5ZLv4BlXiw1Mc8B7-36f-tG4QzOz9GV2AgqttYxV56miqxah1r7YN8VTX736KZARPvyxdiIzf_76jE7oEMk6jFCZ4PDYFS3JFdUSJ9TscekG-hc7mLz3pYUR1HyxaD9b0o8SVnm1_kpeOYorIUfpn4GBtuk1wlUVxE_-ThthrzvkewWOJyIxEoJFF6WJXOPzEg0GkP3cnhqlr-zRL24tX9ot52NtBFugna4k_XPJPJZ8equUT9fQoZ9dJNds_rLfuxykXPrXp9bNS9f4bmN94EpEzOCtxVhBNkzqt6R1VT7ykz92o9UmwgWSsWEwlI9A (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: 574f648869dec5c87bf2 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)