List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=min_ranking&page=4450
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=min_ranking&page=4449",
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            "description": "Who ever gets to the final two will become a admin in Tournaments Group.\n\nTournament group admins <strong>CANNOT JOIN<strong>",
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            "description": "this is a 9x9 tournemnt for all",
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        {
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            "name": "Zi hwee VS Xue zhang",
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                "name": "SP Weiqi 2020/2021",
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                "username": "wiadp1",
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                "name": "GO Special Tournaments",
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        {
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            },
            "description": "We are playing for 2 rounds and feel free to challenge other player (by clicking their names u can see the 'challenge button') after that if u want! \nRemember to be on time ah! :D",
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                "name": "NTU Weiqi",
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            "subsequent_pairing_method": "random",
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        {
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            "description": "quinto a septimo",
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            "title": null,
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                "name": "British School Punta Arenas",
                "summary": "Grupo que reúne a los alumnos del Taller de Go del British School - Punta Arenas\n",
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                "is_public": true,
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                "hide_details": false,
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            "start_waiting": "2022-08-30T19:03:48.054612Z",
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            "ranked": true
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        {
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            "name": "9x9 Mini League 10k-25k #379",
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                "username": "wiadp1",
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            "description": "Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
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                "summary": "A group for Go players who love the 9x9 board.",
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        {
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            "name": "Tournament",
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            "description": "Let's have a tournament!",
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