List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-rules&page=5571
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "description": "Join in",
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                "summary": "Hello guys welcome back",
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        {
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                "id": 3207,
                "name": "New Zealand Tournaments",
                "summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
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                "member_count": 592,
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            "subsequent_pairing_method": "random",
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            "analysis_enabled": true,
            "exclusivity": "open",
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            "ended": "2019-08-01T08:57:51.253792Z",
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}