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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2039/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: 123456789 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImQyNHVsTU9KSWlQRnd3WUx0R1VEMTZYYm5iQWlaOThDLXExQWFiMmlUbDAiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyMDM5LCJzdGF0ZV9ub25jZSI6IjIxYmVkNDE5ZGQzZTYxODIxYzYyIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMDM5In0sImlzcyI6IlJvb3Blc2ggVG9vbCAxIiwic3ViIjoiMTIzNDU2Nzg5IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMjI4NC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzkwMjI2OTk4LCJleHAiOjE3OTAyMjcyOTgsImp0aSI6ImMxNmM5MTM4MmRmNDY2NzQ1Y2Q0In0.h5XrTTMLMYYdF_FJaOt9hNileaqwqYozOVIvpohvlQXgDvxFPfgt6HSX9tJJPFwfVcPbUdyvxW8GzDZzFlELHmI1WP3sCdnZ8RifY0UPhRd5bOo6H28nzRDBtUDavbjbi0sciSm4iwBMKu6_JPfRE5liDArFYKmzyTF89HA2ya3mtrc-8btqP7HDj4svB5XGNe1VjvFqu0Yo8OuWOyecwF9PJIYh-TeEE8IwhQwaPAev6AATLATlavcWDXINAYw11Y0hS7fY5VfqP9i9f2VvQCI6tKofzZ4Ihz0LItjGQ21F7BQic-3eqGrtfmgOYp3YshM3NUsycBWNeGK4XSmvug (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: 21bed419dd3e61821c62 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)