List all tournaments or create a new tournament.

GET /api/v1/tournaments/?ordering=-handicap&page=5958
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/?ordering=-handicap&page=5957",
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            "description": "<h2><b>Auto handicap</b></h2>\n\n<hr/>\n\nJoin the group for more cat tournaments ^__^",
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