Transaction not yet indexed

52Sx5RKECkqapx4VAG97e9LbbkbA5fBdbaVsoVttn2aRW6fiWuxoc6zHwCgwhHBbT6iCNtkGHs8Z7UHsxF1RTAn4

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