List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=667
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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            "description": "Please join!",
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            "description": "Take 2: I forgot to set the sign-up period for Tournament 59 ahead enough for people to actually join it. Sorry about that! So here is another tournament:\n\nSocial Distancing tournament! You are not allowed to make any moves within 6 feet (2 meters) of any other player in the tournament. Let’s have some fun while all this craziness is going on. Stay healthy!",
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            "description": "Welcome and have fun :)\n                                                           \n                                                                 \nPauses are not allowed.                                    \nPauses are not allowed.                                         \nPauses are not allowed.",
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