Notifications

WSProductionwss://ws.btse.com/ws/futuresTestnetwss://testws.btse.io/ws/futures

Real-time order status updates. Requires WebSocket authentication. Topic: notificationApiV4

Carries the full v2.3 size set (originalOrderSize, currentOrderSize, filledSize, totalFilledSize, remainingSize) plus positionId and postOnly, so partial fills and post-only orders are represented faithfully.

example