Transaction not yet indexed

52M8A56ctQKPaT1ToKeWFzfuDhcmp9LcqhihKPC8kwsd16VVa8TN31DM9vsNdHwUX5dVKPfnZzSpoAavWuA2vX2U

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