Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=player_count&page=1493
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"2019-01-25T15:30:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2019-01-27T19:16:02.794977Z", "ended": "2019-01-27T19:24:24.637389Z", "start_waiting": "2019-01-27T19:16:01.416832Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/c22fe607cd9797580423018238a7c399-15.png", "player_count": 4, "ranked": true }, { "id": 45020, "name": "Blitz 19x19 Elimination Tournament 2019-01-26 17:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1125.8827017028436, "deviation": 78.19731452501959, "volatility": 0.06006087171771568 } }, "ranking": 17.66169912212786, "professional": false, "ui_class": "supporter moderator admin" }, "description": "Automatic 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