Banned for posting choking gif - how can i ask for the duration / find out more as i do not know what i did

[MindMap]

I have been banned this evening for posting a choking gif. i am not aware of what gif it was if advised would remove it not sure who reported me and cannot find out how long i am banned does anyone have any advice

 

[elwoodbluz1966]

I have already responded to you via the private message you sent me