List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-players_start&page=1464
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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            "description": "=======================================================\n\n                         Happy new year!\n\n                   Join my Monthly Tournaments!\n\n                  Join my New Year's Tournaments!\n\n=======================================================",
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}