Transaction not yet indexed

Nk6aAcTHMF85chAXe9agfvX3zJBp4yiQo2e8VZRCASpqakdYNZrx8x8dNBGFmkJ6QiSaHYGLKrKiGZC4mJ41dWQ

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