Transaction not yet indexed

21STSf3WhNFBfPHxYytdsTyAXk1dQrspUxQmrRTURL68GtMCmwxTKQ9W8feETrAVJ3V77d1KoGP1GkyZ8QWz4Tgh

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