{"plays":[{"participant_id":"c71f18d6f9b2eb5ed7b9d01ae5e7eda820031a4b511b3b7251194fc4020823c375c0cdd3bad3598234af2a9f4b7cc78a2dd44ab6a692ef6d09b6d4a1a0354003","user_hash":"c2a6d7c7d982de4e1cc3e75859f9deac","first_name":"P","last_name":"M","track_slug":"cilium-multicloud","status":"started","challenges_completed":1,"challenges_total":9,"start_time":"2026-07-17T10:26:08Z","end_time":"1970-01-01T00:00:00Z"},{"participant_id":"7f7776c2bc29beefee90591f789fbd9e8de0af74ca497bd2c0536bce4da7586f9a257037535e7d265dfb5d9ab6399e60905b980800453e4e6ea62f7b708415d0","user_hash":"88b82509930c6f264fc6e12c56d84b0a","first_name":"S","last_name":"P","track_slug":"foundations-networking","status":"started","challenges_completed":4,"challenges_total":12,"start_time":"2026-07-17T10:22:27Z","end_time":"1970-01-01T00:00:00Z"},{"participant_id":"5a92c62a6935cb04516dcde826b07625cbae080f2872e24ae6256212dfb35f9a68b9a468f2b67008b8b3d5b6f546205b3dfea5f3a22c20b0c32ab953fd37fb84","user_hash":"5d6ca5645291c875a73bad96f68859a0","first_name":"N","last_name":"M","track_slug":"cilium-gateway-api","status":"started","challenges_completed":6,"challenges_total":7,"start_time":"2026-07-17T10:02:53Z","end_time":"1970-01-01T00:00:00Z"},{"participant_id":"533fac1a4ae4be8db71fbf78ad475617084db855148ec7b4aaeeda280b948dfad1a54ac604b73c153979803c0fc830652067f804a4c8b16c26f7db9f1422b8d8","user_hash":"74738eb8c4c8f8d6fd3d72dc46dde6d6","first_name":"D","last_name":"M","track_slug":"cilium-lb-ipam-l2-announcements","status":"started","challenges_completed":6,"challenges_total":7,"start_time":"2026-07-17T09:47:18Z","end_time":"1970-01-01T00:00:00Z"},{"participant_id":"8adc272a016d7d8e51c5326b421dcd5e8e6d56c8502cb95a5acbcbc3e6a1f60bead9a613c7fde96566fcd27894dc67e8223931bb93792a8db76026ca3837e6ac","user_hash":"98d5fd5f333ffd91059e8d43b580e19a","first_name":"S","last_name":"T","track_slug":"discovery-platform-engineer","status":"started","challenges_completed":1,"challenges_total":3,"start_time":"2026-07-17T09:54:49Z","end_time":"1970-01-01T00:00:00Z"},{"participant_id":"58841f035642335172dcb47b5a476aead9fb2d942ed9d1746f333eea7a661a6dc6fdfe123a1f7580b2c1e4e805293c15fa6d342ac436eb5f014b8d0c93262838","user_hash":"ebf9f304004265c7dd2465f13d97acf8","first_name":"M","last_name":"B","track_slug":"cilium-ai","status":"started","challenges_completed":3,"challenges_total":7,"start_time":"2026-07-17T09:45:18Z","end_time":"1970-01-01T00:00:00Z"}]}