List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=rules&page=8
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?format=api&ordering=rules&page=7",
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            "description": "L'appariement des joueurs est manuel, contactez moi le jour du tournoi avant 13h30 si vous souhaitez participer\n\nCanal discord : https://discord.com/channels/777429863979286550/1281227981594955808",
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                "name": "Stones in the Shell",
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        {
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