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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/5181/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImxQSkMzc0lHRy1GZFpRZFI3MlJZUEdEcy1NcU1jTFU1RVBJQ1Z5UkI3Rm8iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo1MTgxLCJzdGF0ZV9ub25jZSI6IjViYWRhYThiNGYzNzM3OGJlZjgzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI1MTgxIn0sImlzcyI6IkNvdXIgRGVtbyIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNTM2NC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzcwNDk1MzY4LCJleHAiOjE3NzA0OTU2NjgsImp0aSI6ImEzMDk4YWNlNTJjYTE2ZmQzOTYzIn0.KxT0Y-7H_Q_-VqyQX4e3LFFbiUBOXAHSvI8mNcR9n2lpm--sdgWrv6cOya2qRjiB7zsLUo8iE87W9Em7SDdgqZlySbDc0RPpMf2VogRgtF0_tAZTpEAL4GeKm2Zg4fpSZjRuLD-8wwlGLj-5BjpA5eqSgKiynSntj41NNEsjqaD18Mxw4LGSGJCah_D09WnFKvGmzAuh95F44rxkcDJn-ZisbEtDMQcepqRJY1tn2hGCH8cXRkckeaN8SC8g_2nv_OZ16dAHL2A9_9j3en1vHSgULc--HzuMv0c0aFSKNBR32tqk2yYHcHmy9-0q3PJVjCCp45qd2GgZ40GrzYvePw (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: 5badaa8b4f37378bef83 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)