You paid fee are small than the default fee look at the default fee per byte here https://bitcoinfees.earn.com/
Your transaction will take too long to confirm due to low fee..

There are are some free accelerator and i don't think it could work these days because the fee is too high according to bitcoinfees.. And i think there are lots of people are using accelerator these days because of stuck transaction.. But if you can try and maybe it can help to confirm your transaction fast..

https://pool.viabtc.com/tools/txaccelerator/

And this one

https://www.antpool.com/user/prioritiseTransaction.htm?m=savePrioritiseTx
But you should have an account there to access their free accelerator..