List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-first_pairing_method&page=1361
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "title": null,
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            "exclude_provisional": true,
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                "hide_details": false,
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            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
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            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-09-01T19:00:17.136889Z",
            "ended": "2025-11-17T20:18:51.233962Z",
            "start_waiting": "2025-09-01T19:00:14.691691Z",
            "board_size": 19,
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            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
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}