Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=is_open&page=3517
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"2022-10-17T16:30:17.338074Z", "ended": "2023-04-28T20:18:48.381373Z", "start_waiting": "2022-10-17T16:30:17.223054Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/a9c1fcb64499117376a6a6fd00354430-15.png", "player_count": 4, "ranked": true }, { "id": 110198, "name": "Live 9x9 Double Elimination Tournament 2023-12-01 22:30", "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 Sitewide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260217T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": 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