Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=board_size&page=3057
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"2024-01-11T15:30:46.473743Z", "ended": "2024-01-11T16:10:00.495261Z", "start_waiting": "2024-01-11T15:30:46.283637Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 6, "ranked": true }, { "id": 121557, "name": "13x13 Open D.E. 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