Transaction not yet indexed

53rDpHQPDFcKAdrgEmfbvPCoAYmTMKUsVb7oMTc9TrV72aJsCSXTBtG3RhvzqNGRpZ5TXTcqXXsewifZGx8v8eu1

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