List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=4
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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            "description": ".................................................................any pauses will be disqualified                                         ps. new type of tournament, OpenGotha BETA",
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