Transaction not yet indexed

53EpDubBXVGC868QQ8XAssHPBrCcU66wQgbytq2PhteRX59a5XzEG7MJYvy2GWQec9ZHMDt5G9xe5aPWxkNqTYw1

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.