Transaction not yet indexed

HBu6ECTrDK4WJvH4QEGqFyRqKv9z1jiXtj5u3gRTXNUVGhXD9KLigmhGN8bv75AmL7dTmdcYxY9epmqsMw5o7zJ

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