{"ok":true,"now":"2026-07-10T14:58:26.940Z","devices":[{"sn":"MRZ6042600718","name":"Smart Terminal","location":null,"firmware":null,"last_seen_at":"2026-06-12T07:07:53.678+00:00","last_ip":"121.200.6.95","override_open":false,"is_active":true}],"recent_scans":[{"id":71,"device_sn":"MRZ6042600718","pin":"1287459","scanned_at":"2026-06-12T07:07:40+00:00","outcome":"rejected_no_student_link","outcome_message":"PIN 1287459 not linked to a student","resolved_student_id":null,"resolved_session_id":null,"received_at":"2026-06-12T07:07:47.566+00:00"},{"id":70,"device_sn":"MRZ6042600718","pin":"1291119","scanned_at":"2026-06-11T22:36:15+00:00","outcome":"check_in_accepted","outcome_message":"Checked in (attended)","resolved_student_id":"276c71cb-0554-4ee2-91da-206425f66f7c","resolved_session_id":"5e929e41-c4ae-4fdd-91a0-07971f889609","received_at":"2026-06-11T22:36:20.272737+00:00"},{"id":69,"device_sn":"MRZ6042600718","pin":"1285416","scanned_at":"2026-06-11T06:11:42+00:00","outcome":"rejected_no_student_link","outcome_message":"PIN 1285416 not linked to a student","resolved_student_id":null,"resolved_session_id":null,"received_at":"2026-06-11T06:11:46.643038+00:00"},{"id":68,"device_sn":"MRZ6042600718","pin":"1291082","scanned_at":"2026-06-11T06:11:25+00:00","outcome":"rejected_no_student_link","outcome_message":"PIN 1291082 not linked to a student","resolved_student_id":null,"resolved_session_id":null,"received_at":"2026-06-11T06:11:31.443324+00:00"},{"id":67,"device_sn":"MRZ6042600718","pin":"1283280","scanned_at":"2026-06-11T06:11:21+00:00","outcome":"rejected_no_student_link","outcome_message":"PIN 1283280 not linked to a student","resolved_student_id":null,"resolved_session_id":null,"received_at":"2026-06-11T06:11:26.878551+00:00"},{"id":66,"device_sn":"MRZ6042600718","pin":"1285416","scanned_at":"2026-06-11T00:32:44+00:00","outcome":"rejected_no_student_link","outcome_message":"PIN 1285416 not linked to a student","resolved_student_id":null,"resolved_session_id":null,"received_at":"2026-06-11T00:32:47.357251+00:00"},{"id":65,"device_sn":"MRZ6042600718","pin":"1283280","scanned_at":"2026-06-11T00:32:31+00:00","outcome":"rejected_no_student_link","outcome_message":"PIN 1283280 not linked to a student","resolved_student_id":null,"resolved_session_id":null,"received_at":"2026-06-11T00:32:35.31399+00:00"},{"id":64,"device_sn":"MRZ6042600718","pin":"1291082","scanned_at":"2026-06-11T00:32:27+00:00","outcome":"rejected_no_student_link","outcome_message":"PIN 1291082 not linked to a student","resolved_student_id":null,"resolved_session_id":null,"received_at":"2026-06-11T00:32:31.068879+00:00"},{"id":63,"device_sn":"MRZ6042600718","pin":"838578","scanned_at":"2026-06-11T00:06:00+00:00","outcome":"rejected_no_session","outcome_message":"No session found within the candidate window for this student","resolved_student_id":null,"resolved_session_id":null,"received_at":"2026-06-11T00:06:05.09881+00:00"},{"id":62,"device_sn":"MRZ6042600718","pin":"1071196","scanned_at":"2026-06-10T22:06:11+00:00","outcome":"rejected_no_student_link","outcome_message":"PIN 1071196 not linked to a student","resolved_student_id":null,"resolved_session_id":null,"received_at":"2026-06-10T22:06:16.221258+00:00"},{"id":61,"device_sn":"MRZ6042600718","pin":"838578","scanned_at":"2026-06-10T08:56:49+00:00","outcome":"rejected_no_session","outcome_message":"No session found within the candidate window for this 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student","resolved_student_id":null,"resolved_session_id":null,"received_at":"2026-06-10T06:02:15.149188+00:00"},{"id":57,"device_sn":"MRZ6042600718","pin":"1285416","scanned_at":"2026-06-10T06:02:00+00:00","outcome":"rejected_no_student_link","outcome_message":"PIN 1285416 not linked to a student","resolved_student_id":null,"resolved_session_id":null,"received_at":"2026-06-10T06:02:03.466531+00:00"},{"id":56,"device_sn":"MRZ6042600718","pin":"1283280","scanned_at":"2026-06-09T23:27:47+00:00","outcome":"rejected_no_student_link","outcome_message":"PIN 1283280 not linked to a student","resolved_student_id":null,"resolved_session_id":null,"received_at":"2026-06-09T23:27:49.109076+00:00"},{"id":55,"device_sn":"MRZ6042600718","pin":"1285416","scanned_at":"2026-06-09T23:27:40+00:00","outcome":"rejected_no_student_link","outcome_message":"PIN 1285416 not linked to a student","resolved_student_id":null,"resolved_session_id":null,"received_at":"2026-06-09T23:27:43.969365+00:00"},{"id":54,"device_sn":"MRZ6042600718","pin":"1291082","scanned_at":"2026-06-09T22:39:10+00:00","outcome":"rejected_no_student_link","outcome_message":"PIN 1291082 not linked to a student","resolved_student_id":null,"resolved_session_id":null,"received_at":"2026-06-09T22:39:14.620987+00:00"},{"id":53,"device_sn":"MRZ6042600718","pin":"1291119","scanned_at":"2026-06-09T22:38:58+00:00","outcome":"check_in_accepted","outcome_message":"Checked in (attended)","resolved_student_id":"276c71cb-0554-4ee2-91da-206425f66f7c","resolved_session_id":"543165c3-b257-43de-88cf-ce4cfc843db1","received_at":"2026-06-09T22:39:02.287307+00:00"},{"id":52,"device_sn":"MRZ6042600718","pin":"1285416","scanned_at":"2026-06-09T06:50:47+00:00","outcome":"rejected_no_student_link","outcome_message":"PIN 1285416 not linked to a student","resolved_student_id":null,"resolved_session_id":null,"received_at":"2026-06-09T06:50:53.097614+00:00"}],"errors":{}}