Transaction not yet indexed

53Sa4u2TTJAAXBnKADfxVz7wkfpZaUDMDRih8iaLxLcw2o4phMAezzTSBZW2HU8FEPPyKUHtbAqiMLJGisCyG3zT

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