拘束金情報

{
    'id': 12345,
    'currency': 'BTC',
    'balance': 0.001,
    'free_balance': 0.001,
    'pnl': 0.0,
    'margin': 0.0,
    'orders_margin': 0.0,
    'free_margin': 0.0012,
    'equity': 0.0012,
    'user_id': 12345,
    'maintenance_margin': '0.0',
    'reserved_balance': '0.0',
    'ico_locking_trackers': []
}