Transaction not yet indexed

1kuP4wj2VuuwLeDtFa8tx8K8VeeEoTah7Ng9HuFWnZX8PiaBrHcfRMSPcLdETfWFNARMWkeYCft8FP2LuwK8Xs7

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