List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-analysis_enabled&page=906
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=-analysis_enabled&page=905",
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                "id": 24,
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        {
            "id": 100582,
            "name": "CHEERFUL GO #1",
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            "description": "1 day/step, welcome and have fun!\n\nPAUSE/ VACATION = DISQUALIFIED! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nSingle elimination tournament every Thursday.",
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            "title": null,
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            "exclude_provisional": true,
            "group": {
                "id": 12619,
                "name": "Happy Go!!!",
                "summary": "Feel free to join and create tournaments!\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday\n\nHAPPY",
                "require_invitation": false,
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            "name": "HAPPY GO #11",
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            "description": "1 day/step, welcome and have fun!\n\nPAUSE/ VACATION = DISQUALIFIED! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nDouble elimination tournament every Sunday.",
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                "summary": "Feel free to join and create tournaments!\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday\n\nHAPPY",
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                "username": "Tg45",
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            "description": "Турнир по переписке 19х19. Группа А.",
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        {
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        {
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                "name": "friend group",
                "summary": "ONLY FOR MY FRIENDS! SO FRIEND ME NOW!",
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        {
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                "username": "wiadp1",
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                "name": "9x9 Lovers",
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        {
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            "director": {
                "id": 4,
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