Keepalive a user data stream to prevent a time out. User data streams will close after 60 minutes.
Weight(IP): 1
Security Type: USER_STREAM
Start a new user data stream. The stream will close after 60 minutes
unless a keepalive is sent. If the account has an active listenKey,
that listenKey will be returned and its validity will be extended for
60 minutes.
Weight(IP): 1
Security Type: USER_STREAM
UserDataStreamsApi - interface UserDataStreamsApi