Transaction not yet indexed

4u66EhgH8eHR4rhQzWNdDTmhmYPSat2TcQRvzsMjbbEb87WFi3T3BG6MWYeq5tRWDCuLEbEDasYSQHdthVAG7NMK

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