Transaction not yet indexed

5u6ohUMfyTbP4oAck4wqvg9cWdd7mYx2WUPt5t3MNqzPrJsTC9Eh2YZQe2RRFtXqT6ZgbMgQ6wav6Kvt4dv5WSK8

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