Transaction not yet indexed

RKkbEDnv8R3vygsEqx45v4Epvs2z7Zk83KcakaLXEj4LNdHTsXMkgSNYKmvLBqAGexWvsPRGeq8aWA5xP3hoAg1

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