HELP Command
Show help.
Example
Same command in Beauty Format: MTsocketAPI reply:{
    "MSG":"HELP",
    "AVAILABLE_COMMANDS":[
        "TRACK_PRICES",
        "TRACK_OHLC",
        "TRACK_MBOOK",
        "TRACK_TRADE_EVENTS",
        "CUSTOM_INDICATOR",
        "MA_INDICATOR",
        "ATR_INDICATOR",
        "SYMBOL_INFO",
        "SYMBOL_LIST",
        "TERMINAL_INFO",
        "ACCOUNT_STATUS",
        "QUOTE",
        "ORDER_SEND",
        "ORDER_INFO",
        "ORDER_MODIFY",
        "ORDER_CLOSE",
        "OPENED_POSITIONS",
        "TRADE_HISTORY",
        "EXIT"
        ],
    "ERROR_ID":0,
    "ERROR_DESCRIPTION":"no error"
}
To get information for the command SYMBOL_INFO:
Same command in beauty format: MTsocketAPI reply: