Transaction not yet indexed

53Sc7ijm2zwgsLSbAYaRLnBqdVYKVTb6XppWNi33t7zPCHFw8jmpb3VMjdS2AmBvaDpCknm6LWfa2kFurE6TfJrT

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