Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-board_size&page=307
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"time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2017-01-06T05:30:32.355209Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2017-01-06T05:30:33.682557Z", "ended": "2017-01-06T05:54:40.274097Z", "start_waiting": "2017-01-06T05:30:33.445227Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true }, { "id": 76648, "name": "Join if u want", "director": { "id": 1015292, "username": "spim1056", "country": "un", "icon": "https://secure.gravatar.com/avatar/f28295280a951ad7e1c0a72c39f07410?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 901.2938457060666, "deviation": 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