List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-players_start&page=5615
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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            "description": "Hello everyone, Let’s have a friendly match within the members in this group!!! Everyone is welcome to join. Hope everyone will enjoy the joy of the game! Good luck.",
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                "name": "Gokid Club",
                "summary": "We will hold tournaments every months for practice! Welcome all kyu & dan players!\n我們每個月都會定期舉辦比賽!歡迎各位級位段位棋友參加!",
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            "name": "JORNADA 4 DE ENTRENAMIENTO AVANZADO DE GO",
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            "description": "En el fondo no sólo se trata de vencer a los oponentes en el tablero de Go; se trata, sobre todo, de vencerse a uno mismo, momento a momento, día tras día, practicando el arte.",
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