Transaction not yet indexed

Nkuwk2PqReSmdDc2tyNJhyAC9JTUGmr9PGYyJUixEYhCnKbp4o9mTamzAAd68LYgPC4cHzVG88FEAcCan21vPB5

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