List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-min_ranking&page=851
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-min_ranking&page=850",
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                "id": 13341,
                "name": "Go Petrologic Survey",
                "summary": "The bedrock of locating liveable landscapes",
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            "description": "Have fun with other players while enjoying the game!",
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