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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3999/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjJKN1V4R1hBY0RzalczTUNlRkhLdzlTMUJVZ3BHOWlVVFdGenloOXYyTVEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozOTk5LCJzdGF0ZV9ub25jZSI6ImI0OTRjMTAwMzI0MDUzZTc3YmU3IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzOTk5In0sImlzcyI6IlNvbGlkUHJvZmVzc29yIFRvb2wiLCJzdWIiOiIxMjM0NTY3ODkiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80MjQyL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NjU4NDI5ODMsImV4cCI6MTc2NTg0MzI4MywianRpIjoiYWU3MDE1NjYyMmNiNWJhODhmMmMifQ.Q6y-s2G-1qMOWLIDJtXbdBOorzoUy3G5eqQzi8nQg7WzP2TuRyGsWyS4Zy5moT3kM13MuXmt37V1mp_-A_g48wxdpxSUXVFLN78sPk5zYN6Q-sm3InAHbYaq4Henz9c-t-_cBQHcWVgYktd7Bh3GtZQ3d_m9oC4wuLXpUS_Qp2Py-o93DO70nnRmcD0YjDcTfzuPwKWTzJqB74AV-k7QT3tlfOEnqBXIvoQYVRovJEknlUCHmMLeVY-0dpbq8clbP8udVDwECZq2QaUg5D3u_V-DjNOqF8h_efDGtjpy9Io2jhvZuGejylhl2ldvYoDa8RcxZWcSNQqUN3nxhSnkfg (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: b494c100324053e77be7 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)