Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=board_size&page=3350
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null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 5, "ranked": true }, { "id": 19738, "name": "nun aber", "director": { "id": 1039, "username": "joachim", "country": "de", "icon": "https://user-uploads.online-go.com/cb60432b91d79a1055a51afbe4f22dce-64.png", "ratings": { "version": 5, "overall": { "rating": 1787.35318111439, "deviation": 67.21816120744069, "volatility": 0.060682517038897904 } }, "ranking": 28.36089999058861, "professional": false, "ui_class": "supporter" }, "description": "4. 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