Transaction not yet indexed

Cou8zCqmEVRbppPTUP1tusAZDVHF1vu1ERcs91S4m6EhTDhic8BJthsFxmLSPA4Un9rqD6CB6eK8dZfGLstWbYA

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