Automated Telegram channel signals copier EA to MT4

Introduction : Develop an EA which can receive signal from Telegram signal and execute order immediately. 

Functional Requirements : 

1. Read and copy trading signal messages in specific telegram channels to MT4. EA must able to define different format of string either in short form or full string ( SL / Stop Loss ) 

Order must be execute immediately after received the signal.

Example of signal :   Pair eg : GBPCHF

                               Action ( BUY OR SELL ) 

                               TP     

2. Able to customize the lot size and SL , eg SL = -20/30/40 pips from entry price 

3. Able to receive more than one Telegram channel and should be able to select in EA or editable in source code.

4. Able to trade re-buy ( customizable in parameters ) 

5. Able to Trailing Buy or Trailing stop and On Cancel Order 

   eg : any order that opened by the EA already hit TP1 , the EA will move the Stop Loss to entry price and so on 

6. This EA should be able to use by multiple users.

7. Licensing system: By license key or by account ( to be discuss later ) 

8. Source code needed

** I will need the demo version of the EA in ex4 file and have all the parameter setting for each function.