Transaction not yet indexed

PKkng2wyTbA9q2ohMEPPgT11aXWFVXGVARi9VXA3cJYvz4L28B3eMSRSghCk3QfpMwfmVXEVHD5FxYYDBPoDNqq

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