List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-max_ranking&page=843
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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            "description": "Start when Tournament have 8 players",
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                "summary": "Welcome to the TOURNAMENT CLUB, a remake of the 'Kyu Tournament Group'.\n\nIn this group, you will be able to participate in competitions for your level so that you will have a fair chance of winning! We also have special competitions that require special ru",
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            "description": "Tournoi pour s'amuser !!\n\nAmusez-vous bien !☺!",
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            "description": "This is supposed to be a somewhat fast tournament. It will NOT pause on weekends. Please avoid long use of vacation time or better, dont go on vacation at all :).\nChinese rules, double elimination, random pairing, no handicap.\n\nhave fun!",
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