Transaction unconfirmed after almost 2 day,please help

I tried to send a bitcoin transfer monday afternoon and it is still unconfirmed. Paid the default fee and the transaction has said high priority since i sent it.Can anyone help me get this confirmed? Would greatly appreciate any help!

The transaction is: https://blockchain.info/tx/907e8e446585be642bf85d89b15a55e306fe9868ed713c0cec84781761bcbd7a

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