List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=handicap&page=16
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "name": "7 mouse's and cat's 🐭🐭🐭🐭🐭🐭🐭🐱 #2 Tournament",
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