Transaction not yet indexed

53SF1zTm9YfUi2MAEChuQFc5uoVsXRrV5wi8Qk2DBAK6yBzk1PyvsV55pGTAEmrDxdUd3yZgiG4CLq28a8T34gVU

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