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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4627/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: abcdefghij (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InZRNzduTTlUeUxyZ1RaMHpCc2c1TmNOdnFmcWlpMkdFTkdaMkNDQ3VDZE0iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NjI3LCJzdGF0ZV9ub25jZSI6IjUwN2MxM2I0NTkyYTlhNTFiOWEzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NjI3In0sImlzcyI6IkJwIHRvb2wgMjMganVuZSIsInN1YiI6ImFiY2RlZmdoaWoiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80Njk5L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzA0MzE0MjcsImV4cCI6MTc3MDQzMTcyNywianRpIjoiYmZjYTQ1MDQ4MWU3ZjBjZDgxNWMifQ.Y-JFxkCq5tDFDjSd1r-2qkmePk3U61YoTdyWhWgSwMsAlKAijZd3pqbTU7gxQtLn31R9WfUnx4AZSgNPW5QZGtt6Ts8k36MON-a6Jjwopa6JjuYHyNtQ0EKCAFiHw-wVmDZwsiOYNcWcYUGyR0TiUYIp_8n0oNIMOEpBOmjtL3v85JjIkr2kBSxourSHYuD7ZyXizd7PKZ7PiflVeLonH6Ihi5uYLrsbSzDi7tOy6RCqKuJF0TDLTb0x6nKRcJKlHhGsZAuDzkYoCL036nahc5S-YE6O_69P4c0HDp7kwHFmK7sla8LEpAs9W3HiRjZwKbMtCWxtNf8P5KfeCODgKg (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: 507c13b4592a9a51b9a3 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)