you're a bit 'stupid
First of all, you broke terms of services by threatening a support officer, that is why your account has been locked, but this happened after we let you to withdraw all of your funds. So, we didn't lock no penny of yours.
1. You send a claim to support officer after a half a year of your transactions has been sent. We accept requests only for the last 30 days. Your request was 180+ days old. We have had all the right to cancell your ticket, but nontheless we decided to reivew and reply.
This is your Lisk transactions with dates.
10.05.2017 16:58:42
Amount: 450 LSK
TxID: 16105355644745646312
11.06.2017 13:48:54
Amount: 8.1 LSK
TxID: 740065909471322139
These transaction has been credited to your account on the specified dates. Then you made some trades and eventually sold LSK and bought another assets.
Finally you withdrew GNT, XEM, DGB, DOGE, BTC:
13.01.2018 19:26:33
Amount: 275 GNT
TxID: 0x04b99fb6fbd75a3c357a19bec0162f6e5c365756d08963622554e0d3446fcd66
13.01.2018 19:26:33
Amount: 215 XEM
TxID: d4ee72041d611929241cb241276bf24ffea3f539c447292272f82e38497070b3
13.01.2018 19:26:33
Amount: 331 DGB
TxID: 335982a96a38f6c631332c6eace21925ade4391fb97ae3093a807e93168328ef
13.01.2018 19:26:33
Amount: 1 084.11541478 DOGE
TxID: 205d5f7da5af442e60b862b3234b5e42e609bec75817c3a014dd6f6760d42f95
13.01.2018 19:26:33
Amount: 0.01452038 BTC
TxID: f16fb4487438464c7dc40c158255c395cec6d08a4c1b59aa135ccab7353b88d8
This is what happened in your account. And after a half of year you opened a ticket and ask us to deposit you LSK which were deposited 8 months ago. We explained all this to you and you started threatening to our support officer and to Exchange service.
2. Not only you have the right to report to police. We can report to police as well about your fraud activity and regarding your attempts to force support officer to double credit old transactions to your account, as well as about your numerous threatens which are highly illegal in EU.