The UnSubscribeStreamMarketDataRequest object is used as an input to the UnSubscribeStreamMarketData API. This API allows you to unsubscribe from market data for a specific symbol, including Level 1, Level 2, or Tick data. You can dynamically remove one or more symbols from the active data stream.

UnSubscribeStreamMarketDataRequest

Field Name	Data Type	Accepted Values/Examples
UserToken	string	A server generated GUID that is given as response to the client during the first login