List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-first_pairing_method&page=569
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "description": "Tournaments are held every Saturday..\n\nJoin the OST community (^-^)",
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            "description": "Welcome and have fun :)\n\nPauses are not allowed.                                           \nPauses are not allowed.                                              \nPauses are not allowed.",
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