{"plays":[{"participant_id":"c66d9dbb44cc779e968eccf5e0bb53276c3c21af25192b48f7f41730694560ae7065a2421cf408c42ad70865e9e646fd02e62a5e35e39abaeabbb0f06f47b244","track_slug":"dean-bgp-advanced","status":"started","challenges_completed":1,"challenges_total":12,"start_time":"2026-07-02T09:26:11Z","end_time":"1970-01-01T00:00:00Z"},{"participant_id":"77b1acd7d950d70959d0bbc55c3b39348623eecff325794812d62eb536eb8921929235d036dbac031add9a053212ff57262c1dbd448b815c518fe0cd0f12ab28","track_slug":"ebpf-go-pr967","status":"started","challenges_completed":1,"challenges_total":7,"start_time":"2026-07-02T09:12:41Z","end_time":"1970-01-01T00:00:00Z"},{"participant_id":"47509526419dc071dc81e36d212254bac8fa0c534367e296703fe3f931d541aa8fa801c3e023822b5e4748e5e24a6ae8fccbd11d07d2ad4e826cfbd59d9c3152","track_slug":"foundations-networking","status":"started","challenges_completed":4,"challenges_total":12,"start_time":"2026-07-02T09:00:37Z","end_time":"1970-01-01T00:00:00Z"}]}