Transaction not yet indexed

4sz2htkRvaXhvCy3LYSY6mfTvVuuuKyBTQNoaCdU4L4TykSCLoRgdYAkfSytRRrEVYcyPCQkDSRUaVd9TQCSB8Ku

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