Coinbase pending but no trace of transaction now

[DIGIO]

Morning, i made a transaction from my nano wallet to coinbase on Wednesday still showing pending. The transaction on Blockcypher cannot now be found ? even though up untill yesterday morning it was visable with 0 confirmations.

ab275b84e93b210eab1b11721b89ab37b2a3732bc3835fe1ca6c236dddbfa12c

any assistance would be good or explanaton of what will happen to this transaction.