Transaction not yet indexed

448QSppJMyspeSDCd2DetNDbRPnmoCZZLeF5CBR2aprKMzXNcYHzCjbGC21jkiiRiHrxwRrUbA8FvuaUAJM2TyyK

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