Ladder Detail
GET /api/v1/ladders/313?format=api
{
"id": 313,
"name": "Site 19x19 Ladder",
"board_size": 19,
"group": null,
"size": 2798,
"player_rank": -1,
"player_is_member_of_group": false,
"rules": "japanese",
"handicap": 0
}