Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=board_size&page=893
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"open", "started": "2022-05-26T22:35:21.653920Z", "ended": "2022-05-26T22:57:59.492469Z", "start_waiting": "2022-05-26T22:35:21.510574Z", "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": 85666, "name": "Classic W.D.D.T. 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