bitmex-ws-orderbook
install ``` npm i bitmex-ws-orderbook ``` Code ``` import { BitmexOrderBookKeeper } from 'bitmex-ws-orderbook'; const bitmexOb = new BitmexOrderBookKeeper({ testnet: true, enableEvent: true }); bitmexOb.onSocketMessage(msg); const ob = await bitmexOb.getO