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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4554/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: sb1234 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ilg1NkR2STFERmtpaXVNNkN1aXZxRENzV0JrUm1mTjFHUG1Uak0wMG9sUk0iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NTU0LCJzdGF0ZV9ub25jZSI6IjQ3MGE2NGY5M2FiNzU1YjBhNmQ1IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTU0In0sImlzcyI6InNiX2x0aV90ZXN0X3Rvb2wiLCJzdWIiOiJzYjEyMzQiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NjI2L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzA1MjI5MzIsImV4cCI6MTc3MDUyMzIzMiwianRpIjoiOGU4YWNmOTBhYzRhODk2ZjdkNTEifQ.1MHTfnPlj5A9ujALJNtVLbgr-5L0GlCKx0X0RM7FUAPsb1MRUbJL2G7KblqF2LHdeK7LltwKq4qqYxhyfSqMCjKZ7ocAI8uJSty2o_7VFNnjkhaSfmd1TO-Fh0KqxlMhrXvZkiZihDJJeVfO2aeYmlAvqYnu4GD660RXPcPRX1BE8VpYjx6OFMZBnjhELT_98BiP6gUB8mwsEBV-ABY1ywS6XXRxulCtubfg9DkrVPCyYofR8L8ynspz6kvj1pttaSL9NiupvsGdXyd1JOMPBFpZDHPG47TMLmBc8oPW4d1GwbB_UrGEPXrd34mz5qCg2jclg4V9ijdo613NYH6MtQ (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: 470a64f93ab755b0a6d5 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)