Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=board_size&page=454
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"analysis_enabled": false, "exclusivity": "open", "started": "2017-11-03T02:32:01.925462Z", "ended": "2017-11-03T02:56:26.946585Z", "start_waiting": "2017-11-03T02:32:01.304638Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 4, "ranked": true }, { "id": 91121, "name": "9x9 Open League #35", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1332.1204649038662, "deviation": 68.21239280838023, "volatility": 0.060194906797568795 } }, "ranking": 21.555636894866662, "professional": false, "ui_class": "" }, "description": "Open league for everyone. 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