List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=is_open&page=1066
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "description": "Please note the very aggressive time requirement. You must average 6 moves per day. Use conditional moves to help speed it up.\nThis is a handicap tournament. So get ready to fight.",
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            "title": null,
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            "exclude_provisional": true,
            "group": {
                "id": 508,
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                "summary": "Tournaments for people who like to play quick correspondence games.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
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            "subsequent_pairing_method": "random",
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}