Then use this tool below to generate a raw transaction and sign it in your Bitcoin core wallet and then broadcast it to any pushtx listed above.
-
https://coinb.in/#newTransactionThere is no need to use coinb.in.
With using zapwallettxes command, you remove the unconfirmed transaction from your mempool and you can broadcast the new transaction using bitcoin core itself.
Anyway, OP's transaction has been probably confirmed so far.