Transaction not yet indexed

Nk8acfaaawRZcoG7m6oHSCMGXCsXxpDMTEhkm8PpvcJsWDr7N5kLkFvmccqrMPLuTCt2w1Rm5GzXtii6zggcUAk

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