## apex{docsify-ignore}
**Kind**: global class
**Extends**: Exchange
* [fetchTime](#fetchtime)
* [fetchBalance](#fetchbalance)
* [fetchAccount](#fetchaccount)
* [fetchCurrencies](#fetchcurrencies)
* [fetchMarkets](#fetchmarkets)
* [fetchTicker](#fetchticker)
* [fetchTickers](#fetchtickers)
* [fetchOHLCV](#fetchohlcv)
* [fetchOrderBook](#fetchorderbook)
* [fetchTrades](#fetchtrades)
* [fetchOpenInterest](#fetchopeninterest)
* [fetchFundingRateHistory](#fetchfundingratehistory)
* [createOrder](#createorder)
* [transfer](#transfer)
* [cancelAllOrders](#cancelallorders)
* [cancelOrder](#cancelorder)
* [fetchOrder](#fetchorder)
* [fetchOpenOrders](#fetchopenorders)
* [fetchOrders](#fetchorders)
* [fetchOrderTrades](#fetchordertrades)
* [fetchMyTrades](#fetchmytrades)
* [fetchFundingHistory](#fetchfundinghistory)
* [setLeverage](#setleverage)
* [fetchPositions](#fetchpositions)
* [watchTrades](#watchtrades)
* [watchTradesForSymbols](#watchtradesforsymbols)
* [watchOrderBook](#watchorderbook)
* [watchOrderBookForSymbols](#watchorderbookforsymbols)
* [watchTicker](#watchticker)
* [watchTickers](#watchtickers)
* [watchOHLCV](#watchohlcv)
* [watchOHLCVForSymbols](#watchohlcvforsymbols)
* [watchMyTrades](#watchmytrades)
* [watchPositions](#watchpositions)
* [watchOrders](#watchorders)
### fetchTime{docsify-ignore}
fetches the current integer timestamp in milliseconds from the exchange server
**Kind**: instance method of [apex](#apex)
**Returns**: int - the current integer timestamp in milliseconds from the exchange server
**See**: https://api-docs.pro.apex.exchange/#publicapi-v3-for-omni-get-system-time-v3
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.fetchTime ([params])
```
### fetchBalance{docsify-ignore}
query for account info
**Kind**: instance method of [apex](#apex)
**Returns**: object - a [balance structure](https://docs.ccxt.com/#/?id=balance-structure)
**See**: https://api-docs.pro.apex.exchange/#privateapi-v3-for-omni-get-retrieve-user-account-balance
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.fetchBalance ([params])
```
### fetchAccount{docsify-ignore}
query for balance and get the amount of funds available for trading or funds locked in orders
**Kind**: instance method of [apex](#apex)
**Returns**: object - a [balance structure](https://docs.ccxt.com/#/?id=balance-structure)
**See**: https://api-docs.pro.apex.exchange/#privateapi-v3-for-omni-get-retrieve-user-account-data
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.fetchAccount ([params])
```
### fetchCurrencies{docsify-ignore}
fetches all available currencies on an exchange
**Kind**: instance method of [apex](#apex)
**Returns**: object - an associative dictionary of currencies
**See**: https://api-docs.pro.apex.exchange/#publicapi-v3-for-omni-get-all-config-data-v3
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.fetchCurrencies ([params])
```
### fetchMarkets{docsify-ignore}
retrieves data on all markets for apex
**Kind**: instance method of [apex](#apex)
**Returns**: Array<object> - an array of objects representing market data
**See**: https://api-docs.pro.apex.exchange/#publicapi-v3-for-omni-get-all-config-data-v3
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.fetchMarkets ([params])
```
### fetchTicker{docsify-ignore}
fetches a price ticker, a statistical calculation with the information calculated over the past 24 hours for a specific market
**Kind**: instance method of [apex](#apex)
**Returns**: object - a [ticker structure](https://docs.ccxt.com/#/?id=ticker-structure)
**See**: https://api-docs.pro.apex.exchange/#publicapi-v3-for-omni-get-ticker-data-v3
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbol | string | Yes | unified symbol of the market to fetch the ticker for |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.fetchTicker (symbol[, params])
```
### fetchTickers{docsify-ignore}
fetches a price ticker, a statistical calculation with the information calculated over the past 24 hours for a specific market
**Kind**: instance method of [apex](#apex)
**Returns**: object - a [ticker structure](https://docs.ccxt.com/#/?id=ticker-structure)
**See**: https://api-docs.pro.apex.exchange/#publicapi-v3-for-omni-get-ticker-data-v3
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbols | string | Yes | unified symbol of the market to fetch the ticker for |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.fetchTickers (symbols[, params])
```
### fetchOHLCV{docsify-ignore}
fetches historical candlestick data containing the open, high, low, and close price, and the volume of a market
**Kind**: instance method of [apex](#apex)
**Returns**: Array<Array<int>> - A list of candles ordered as timestamp, open, high, low, close, volume
**See**: https://api-docs.pro.apex.exchange/#publicapi-v3-for-omni-get-candlestick-chart-data-v3
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbol | string | Yes | unified symbol of the market to fetch OHLCV data for |
| timeframe | string | Yes | the length of time each candle represents |
| since | int | No | timestamp in ms of the earliest candle to fetch |
| limit | int | No | the maximum amount of candles to fetch |
| params | object | No | extra parameters specific to the exchange API endpoint |
| params.until | int | No | timestamp in ms of the latest candle to fetch |
```javascript
apex.fetchOHLCV (symbol, timeframe[, since, limit, params])
```
### fetchOrderBook{docsify-ignore}
fetches information on open orders with bid (buy) and ask (sell) prices, volumes and other data
**Kind**: instance method of [apex](#apex)
**Returns**: object - A dictionary of [order book structures](https://docs.ccxt.com/#/?id=order-book-structure) indexed by market symbols
**See**: https://api-docs.pro.apex.exchange/#publicapi-v3-for-omni-get-market-depth-v3
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbol | string | Yes | unified symbol of the market to fetch the order book for |
| limit | int | No | the maximum amount of order book entries to return |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.fetchOrderBook (symbol[, limit, params])
```
### fetchTrades{docsify-ignore}
get the list of most recent trades for a particular symbol
**Kind**: instance method of [apex](#apex)
**Returns**: Array<Trade> - a list of [trade structures](https://docs.ccxt.com/#/?id=public-trades)
**See**: https://api-docs.pro.apex.exchange/#publicapi-v3-for-omni-get-newest-trading-data-v3
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbol | string | Yes | unified symbol of the market to fetch trades for |
| since | int | No | timestamp in ms of the earliest trade to fetch |
| limit | int | No | the maximum amount of trades to fetch |
| params | object | No | extra parameters specific to the exchange API endpoint |
| params.until | int | No | the latest time in ms to fetch trades for |
| params.paginate | boolean | No | default false, when true will automatically paginate by calling this endpoint multiple times |
```javascript
apex.fetchTrades (symbol[, since, limit, params])
```
### fetchOpenInterest{docsify-ignore}
retrieves the open interest of a contract trading pair
**Kind**: instance method of [apex](#apex)
**Returns**: object - an open interest structure[https://docs.ccxt.com/#/?id=open-interest-structure](https://docs.ccxt.com/#/?id=open-interest-structure)
**See**: https://api-docs.pro.apex.exchange/#publicapi-v3-for-omni-get-ticker-data-v3
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbol | string | Yes | unified CCXT market symbol |
| params | object | No | exchange specific parameters |
```javascript
apex.fetchOpenInterest (symbol[, params])
```
### fetchFundingRateHistory{docsify-ignore}
fetches historical funding rate prices
**Kind**: instance method of [apex](#apex)
**Returns**: Array<object> - a list of [funding rate structures](https://docs.ccxt.com/#/?id=funding-rate-history-structure)
**See**: https://api-docs.pro.apex.exchange/#publicapi-v3-for-omni-get-funding-rate-history-v3
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbol | string | Yes | unified symbol of the market to fetch the funding rate history for |
| since | int | No | timestamp in ms of the earliest funding rate to fetch |
| limit | int | No | the maximum amount of [funding rate structures](https://docs.ccxt.com/#/?id=funding-rate-history-structure) to fetch |
| params | object | No | extra parameters specific to the exchange API endpoint |
| params.until | int | No | timestamp in ms of the latest funding rate |
| params.paginate | boolean | No | default false, when true will automatically paginate by calling this endpoint multiple times. See in the docs all the [availble parameters](https://github.com/ccxt/ccxt/wiki/Manual#pagination-params) |
```javascript
apex.fetchFundingRateHistory (symbol[, since, limit, params])
```
### createOrder{docsify-ignore}
create a trade order
**Kind**: instance method of [apex](#apex)
**Returns**: object - an [order structure](https://docs.ccxt.com/#/?id=order-structure)
**See**: https://api-docs.pro.apex.exchange/#privateapi-v3-for-omni-post-creating-orders
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbol | string | Yes | unified symbol of the market to create an order in |
| type | string | Yes | 'market' or 'limit' |
| side | string | Yes | 'buy' or 'sell' |
| amount | float | Yes | how much of currency you want to trade in units of base currency |
| price | float | No | the price at which the order is to be fullfilled, in units of the quote currency, ignored in market orders |
| params | object | No | extra parameters specific to the exchange API endpoint |
| params.triggerPrice | float | No | The price a trigger order is triggered at |
| params.timeInForce | string | No | "GTC", "IOC", or "POST_ONLY" |
| params.postOnly | bool | No | true or false |
| params.reduceOnly | bool | No | Ensures that the executed order does not flip the opened position. |
| params.clientOrderId | string | No | a unique id for the order |
```javascript
apex.createOrder (symbol, type, side, amount[, price, params])
```
### transfer{docsify-ignore}
transfer currency internally between wallets on the same account
**Kind**: instance method of [apex](#apex)
**Returns**: object - a [transfer structure](https://docs.ccxt.com/#/?id=transfer-structure)
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| code | string | Yes | unified currency code |
| amount | float | Yes | amount to transfer |
| fromAccount | string | Yes | account to transfer from |
| toAccount | string | Yes | account to transfer to |
| params | object | No | extra parameters specific to the exchange API endpoint |
| params.transferId | string | No | UUID, which is unique across the platform |
```javascript
apex.transfer (code, amount, fromAccount, toAccount[, params])
```
### cancelAllOrders{docsify-ignore}
cancel all open orders in a market
**Kind**: instance method of [apex](#apex)
**Returns**: Array<object> - a list of [order structures](https://docs.ccxt.com/#/?id=order-structure)
**See**: https://api-docs.pro.apex.exchange/#privateapi-v3-for-omni-post-cancel-all-open-orders
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbol | string | Yes | unified market symbol of the market to cancel orders in |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.cancelAllOrders (symbol[, params])
```
### cancelOrder{docsify-ignore}
cancels an open order
**Kind**: instance method of [apex](#apex)
**Returns**: object - An [order structure](https://docs.ccxt.com/#/?id=order-structure)
**See**: https://api-docs.pro.apex.exchange/#privateapi-v3-for-omni-post-cancel-order
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| id | string | Yes | order id |
| symbol | | Yes | |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.cancelOrder (id, symbol[, params])
```
### fetchOrder{docsify-ignore}
fetches information on an order made by the user
**Kind**: instance method of [apex](#apex)
**Returns**: object - An [order structure](https://docs.ccxt.com/#/?id=order-structure)
**See**
- https://api-docs.pro.apex.exchange/#privateapi-v3-for-omni-get-order-id
- https://api-docs.pro.apex.exchange/#privateapi-v3-for-omni-get-order-by-clientorderid
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| id | string | Yes | the order id |
| symbol | string | Yes | unified symbol of the market the order was made in |
| params | object | No | extra parameters specific to the exchange API endpoint |
| params.clientOrderId | string | No | a unique id for the order |
```javascript
apex.fetchOrder (id, symbol[, params])
```
### fetchOpenOrders{docsify-ignore}
fetches information on multiple orders made by the user
**Kind**: instance method of [apex](#apex)
**Returns**: Array<Order> - a list of [order structures](https://docs.ccxt.com/#/?id=order-structure)
**See**: https://api-docs.pro.apex.exchange/#privateapi-v3-for-omni-get-open-orders
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbol | string | Yes | unified market symbol of the market orders were made in |
| since | int | No | the earliest time in ms to fetch orders for |
| limit | int | No | the maximum number of order structures to retrieve |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.fetchOpenOrders (symbol[, since, limit, params])
```
### fetchOrders{docsify-ignore}
fetches information on multiple orders made by the user *classic accounts only*
**Kind**: instance method of [apex](#apex)
**Returns**: Array<Order> - a list of [order structures](https://docs.ccxt.com/#/?id=order-structure)
**See**: https://api-docs.pro.apex.exchange/#privateapi-v3-for-omni-get-all-order-history
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbol | string | Yes | unified market symbol of the market orders were made in |
| since | int | No | the earliest time in ms to fetch orders for |
| limit | int | No | the maximum number of order structures to retrieve, default 100 |
| params | object | No | extra parameters specific to the exchange API endpoint |
| params.until | object | No | end time, ms |
| params.status | boolean | No | "PENDING", "OPEN", "FILLED", "CANCELED", "EXPIRED", "UNTRIGGERED" |
| params.side | boolean | No | BUY or SELL |
| params.type | string | No | "LIMIT", "MARKET","STOP_LIMIT", "STOP_MARKET", "TAKE_PROFIT_LIMIT","TAKE_PROFIT_MARKET" |
| params.orderType | string | No | "ACTIVE","CONDITION","HISTORY" |
| params.page | boolean | No | Page numbers start from 0 |
```javascript
apex.fetchOrders (symbol[, since, limit, params])
```
### fetchOrderTrades{docsify-ignore}
fetch all the trades made from a single order
**Kind**: instance method of [apex](#apex)
**Returns**: Array<object> - a list of [trade structures](https://docs.ccxt.com/#/?id=trade-structure)
**See**: https://api-docs.pro.apex.exchange/#privateapi-v3-for-omni-get-trade-history
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| id | string | Yes | order id |
| symbol | string | Yes | unified market symbol |
| since | int | No | the earliest time in ms to fetch trades for |
| limit | int | No | the maximum number of trades to retrieve |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.fetchOrderTrades (id, symbol[, since, limit, params])
```
### fetchMyTrades{docsify-ignore}
fetches information on multiple orders made by the user *classic accounts only*
**Kind**: instance method of [apex](#apex)
**Returns**: Array<Trade> - a list of [trade structures](https://docs.ccxt.com/#/?id=trade-structure)
**See**: https://api-docs.pro.apex.exchange/#privateapi-v3-for-omni-get-trade-history
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbol | string | Yes | unified market symbol of the market orders were made in |
| since | int | No | the earliest time in ms to fetch orders for |
| limit | int | No | the maximum number of order structures to retrieve, default 100 |
| params | object | No | extra parameters specific to the exchange API endpoint |
| params.until | object | No | end time |
| params.side | boolean | No | BUY or SELL |
| params.orderType | string | No | "LIMIT", "MARKET","STOP_LIMIT", "STOP_MARKET", "TAKE_PROFIT_LIMIT","TAKE_PROFIT_MARKET" |
| params.page | boolean | No | Page numbers start from 0 |
```javascript
apex.fetchMyTrades (symbol[, since, limit, params])
```
### fetchFundingHistory{docsify-ignore}
fetches information on multiple orders made by the user *classic accounts only*
**Kind**: instance method of [apex](#apex)
**Returns**: Array<Trade> - a list of [trade structures](https://docs.ccxt.com/#/?id=funding-history-structure)
**See**: https://api-docs.pro.apex.exchange/#privateapi-v3-for-omni-get-funding-rate
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbol | string | Yes | unified market symbol of the market orders were made in |
| since | int | No | the earliest time in ms to fetch orders for |
| limit | int | No | the maximum number of order structures to retrieve, default 100 |
| params | object | No | extra parameters specific to the exchange API endpoint |
| params.until | object | No | end time, ms |
| params.side | boolean | No | BUY or SELL |
| params.page | boolean | No | Page numbers start from 0 |
```javascript
apex.fetchFundingHistory (symbol[, since, limit, params])
```
### setLeverage{docsify-ignore}
set the level of leverage for a market
**Kind**: instance method of [apex](#apex)
**Returns**: object - response from the exchange
**See**: https://api-docs.pro.apex.exchange/#privateapi-v3-for-omni-post-sets-the-initial-margin-rate-of-a-contract
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| leverage | float | Yes | the rate of leverage |
| symbol | string | Yes | unified market symbol |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.setLeverage (leverage, symbol[, params])
```
### fetchPositions{docsify-ignore}
fetch all open positions
**Kind**: instance method of [apex](#apex)
**Returns**: Array<object> - a list of [position structure](https://docs.ccxt.com/#/?id=position-structure)
**See**: https://api-docs.pro.apex.exchange/#privateapi-v3-for-omni-get-retrieve-user-account-data
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbols | Array<string> | No | list of unified market symbols |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.fetchPositions ([symbols, params])
```
### watchTrades{docsify-ignore}
watches information on multiple trades made in a market
**Kind**: instance method of [apex](#apex)
**Returns**: Array<object> - a list of [trade structures](https://docs.ccxt.com/#/?id=trade-structure)
**See**: https://api-docs.pro.apex.exchange/#websocket-v3-for-omni-websocket-endpoint
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbol | string | Yes | unified market symbol of the market trades were made in |
| since | int | No | the earliest time in ms to fetch trades for |
| limit | int | No | the maximum number of trade structures to retrieve |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.watchTrades (symbol[, since, limit, params])
```
### watchTradesForSymbols{docsify-ignore}
get the list of most recent trades for a list of symbols
**Kind**: instance method of [apex](#apex)
**Returns**: Array<object> - a list of [trade structures](https://docs.ccxt.com/#/?id=public-trades)
**See**: https://api-docs.pro.apex.exchange/#websocket-v3-for-omni-websocket-endpoint
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbols | Array<string> | Yes | unified symbol of the market to fetch trades for |
| since | int | No | timestamp in ms of the earliest trade to fetch |
| limit | int | No | the maximum amount of trades to fetch |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.watchTradesForSymbols (symbols[, since, limit, params])
```
### watchOrderBook{docsify-ignore}
watches information on open orders with bid (buy) and ask (sell) prices, volumes and other data
**Kind**: instance method of [apex](#apex)
**Returns**: object - A dictionary of [order book structures](https://docs.ccxt.com/#/?id=order-book-structure) indexed by market symbols
**See**: https://api-docs.pro.apex.exchange/#websocket-v3-for-omni-websocket-endpoint
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbol | string | Yes | unified symbol of the market to fetch the order book for |
| limit | int | No | the maximum amount of order book entries to return. |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.watchOrderBook (symbol[, limit, params])
```
### watchOrderBookForSymbols{docsify-ignore}
watches information on open orders with bid (buy) and ask (sell) prices, volumes and other data
**Kind**: instance method of [apex](#apex)
**Returns**: object - A dictionary of [order book structures](https://docs.ccxt.com/#/?id=order-book-structure) indexed by market symbols
**See**: https://api-docs.pro.apex.exchange/#websocket-v3-for-omni-websocket-endpoint
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbols | Array<string> | Yes | unified array of symbols |
| limit | int | No | the maximum amount of order book entries to return. |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.watchOrderBookForSymbols (symbols[, limit, params])
```
### watchTicker{docsify-ignore}
watches a price ticker, a statistical calculation with the information calculated over the past 24 hours for a specific market
**Kind**: instance method of [apex](#apex)
**Returns**: object - a [ticker structure](https://docs.ccxt.com/#/?id=ticker-structure)
**See**: https://api-docs.pro.apex.exchange/#websocket-v3-for-omni-websocket-endpoint
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbol | string | Yes | unified symbol of the market to fetch the ticker for |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.watchTicker (symbol[, params])
```
### watchTickers{docsify-ignore}
watches a price ticker, a statistical calculation with the information calculated over the past 24 hours for all markets of a specific list
**Kind**: instance method of [apex](#apex)
**Returns**: object - a [ticker structure](https://docs.ccxt.com/#/?id=ticker-structure)
**See**: https://api-docs.pro.apex.exchange/#websocket-v3-for-omni-websocket-endpoint
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbols | Array<string> | Yes | unified symbol of the market to fetch the ticker for |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.watchTickers (symbols[, params])
```
### watchOHLCV{docsify-ignore}
watches historical candlestick data containing the open, high, low, and close price, and the volume of a market
**Kind**: instance method of [apex](#apex)
**Returns**: Array<Array<int>> - A list of candles ordered as timestamp, open, high, low, close, volume
**See**: https://api-docs.pro.apex.exchange/#websocket-v3-for-omni-websocket-endpoint
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbol | string | Yes | unified symbol of the market to fetch OHLCV data for |
| timeframe | string | Yes | the length of time each candle represents |
| since | int | No | timestamp in ms of the earliest candle to fetch |
| limit | int | No | the maximum amount of candles to fetch |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.watchOHLCV (symbol, timeframe[, since, limit, params])
```
### watchOHLCVForSymbols{docsify-ignore}
watches historical candlestick data containing the open, high, low, and close price, and the volume of a market
**Kind**: instance method of [apex](#apex)
**Returns**: object - A list of candles ordered as timestamp, open, high, low, close, volume
**See**: https://api-docs.pro.apex.exchange/#websocket-v3-for-omni-websocket-endpoint
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbolsAndTimeframes | Array<Array<string>> | Yes | array of arrays containing unified symbols and timeframes to fetch OHLCV data for, example [['BTC/USDT', '1m'], ['LTC/USDT', '5m']] |
| since | int | No | timestamp in ms of the earliest candle to fetch |
| limit | int | No | the maximum amount of candles to fetch |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.watchOHLCVForSymbols (symbolsAndTimeframes[, since, limit, params])
```
### watchMyTrades{docsify-ignore}
watches information on multiple trades made by the user
**Kind**: instance method of [apex](#apex)
**Returns**: Array<object> - a list of [order structures](https://docs.ccxt.com/#/?id=order-structure)
**See**: https://api-docs.pro.apex.exchange/#private-websocket
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbol | string | Yes | unified market symbol of the market orders were made in |
| since | int | No | the earliest time in ms to fetch orders for |
| limit | int | No | the maximum number of order structures to retrieve |
| params | object | No | extra parameters specific to the exchange API endpoint |
| params.unifiedMargin | boolean | No | use unified margin account |
```javascript
apex.watchMyTrades (symbol[, since, limit, params])
```
### watchPositions{docsify-ignore}
watch all open positions
**Kind**: instance method of [apex](#apex)
**Returns**: Array<object> - a list of [position structure](https://docs.ccxt.com/en/latest/manual.html#position-structure)
**See**: https://api-docs.pro.apex.exchange/#private-websocket
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbols | Array<string> | No | list of unified market symbols |
| since | int | No | the earliest time in ms to fetch positions for |
| limit | int | No | the maximum number of positions to retrieve |
| params | object | Yes | extra parameters specific to the exchange API endpoint |
```javascript
apex.watchPositions ([symbols, since, limit, params])
```
### watchOrders{docsify-ignore}
watches information on multiple orders made by the user
**Kind**: instance method of [apex](#apex)
**Returns**: Array<object> - a list of [order structures](https://docs.ccxt.com/#/?id=order-structure)
**See**: https://api-docs.pro.apex.exchange/#private-websocket
| Param | Type | Required | Description |
| --- | --- | --- | --- |
| symbol | string | Yes | unified market symbol of the market orders were made in |
| since | int | No | the earliest time in ms to fetch orders for |
| limit | int | No | the maximum number of order structures to retrieve |
| params | object | No | extra parameters specific to the exchange API endpoint |
```javascript
apex.watchOrders (symbol[, since, limit, params])
```