Transaction not yet indexed

MuMbuTKiazebkMJwzH2FeMpycWPCHH5p5SM6WpNgscxCpX9Ap18i9g9JVUQ6vATQTHYfTffERcyeDVjPY4nDue4

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