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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1821/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkNYUGpOdVlDVjVwWXFKUmpaU2FURzNyQzlZUjEzcV9tOVRTSHlwTXNKQTAiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxODIxLCJzdGF0ZV9ub25jZSI6ImVmY2FjNTYxNjAxYTQzM2RhZTBkIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxODIxIn0sImlzcyI6IkxhbGFuZGUgT3B0aW1pemVyIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8xOTcwL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3OTQyNjkwNzYsImV4cCI6MTc5NDI2OTM3NiwianRpIjoiNDJjNzA1YjVmM2Q3YmRjNzhkM2MifQ.XQZ8Au0VAHMzivVDZlVmPjiXygraDx0z3SwvPv9vpPNsGpj4UzGq-rFcvVih9_lHup3QJLM9OF_NrrBIVEQfXlWiU5LfKYUKp06ZXlD5PUKuZWKarD-u7lP4f3s-9vk8M5srpaU9-AgWcYGCvgjPdiRf9QEROxqws58AUZBAE38aiucbRrocNPm3EglYGkZ1BTEphUnZdNbpgWLBKKkvFYLW-r5NSUEn4SKzStvOP9pNwsqaF7fBOizBIyHhfV_wYZ-7m0Zv2XaG14By8YZTDj6aeIBU3jcv3e1XDSg3jo6qjBooGnatODJO7S8ADxQ87Dh6xoJOT4Ab0HdxgftvFA (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: efcac561601a433dae0d (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)