Transaction not yet indexed

MdhpfHW1sXWRx5ApZK2ovrgA4Kd4rsTh8ihbXXHHqw9vnRznBA4G3h4BXsEEwszLkjhiKWeTUXptQ5e9ee21ee6

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