Transaction not yet indexed

uMmco6aBkuPoKow537Xs7Q8H47Ec8S1xudFiSNaTfHLEzUsqCrM5eugDoCT4dXbSf17F1e4ubnMRvJdoEZfM5ay

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