Transaction not yet indexed

SCLkzN3infsAq6wKERRee471fD5GKBJBGYA8CzSMsEnnaUgYRJfAWU3GegeFn18fyp74QX1BxEWfVS1P7ZQRTaq

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