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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3143/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im1lVFFxaF9wMEc2c3h4QW9QZktFZkxDeFpaTEszVU1ocFV3OWdMcWhudVUiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozMTQzLCJzdGF0ZV9ub25jZSI6ImExNWEzY2FmODllZjdiZGRlYWJhIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzMTQzIn0sImlzcyI6IlNPTS1UZXN0LVRvb2wtMjAyMi0wOC0yMiIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzUwOS9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzY1OTQ0MTQzLCJleHAiOjE3NjU5NDQ0NDMsImp0aSI6IjRlMzIyMDg4MzY5ZWY1ZTViZWUzIn0.XmYUu9UqqhO1sZpuin3jcr16pC6mbdLSN6yvHdyRcDsus9ILBd1NiL0hvrzH8OI8o-CRvUse-x6lCIQYsdcbCdxaKxM5LIS4YearvcXyx6K_UrE7MYEpG9TftzN_BghRcwBEKTfYjRpqmsGfzu8aUPjfS1MrBvvNNMsIHSPVPdPKOWCP-Gpf8kqN44HpT5SGWm2fttUErgd3TkDVyjeM0jNrGB1LSQkvk9YuP0F0qLYe9mM-79FuHWEojeKPZSXIb7qpJqXnbtSarCCqls5W3SeN7GZ4h6QylrAu89kgG9pcguefqlLbc-mYvx0G1EfnYXUmTCC2d7HKubRKvN2MRA (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: a15a3caf89ef7bddeaba (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)