Transaction not yet indexed

NUNqMa4AdGGctKRaUcfEfUDucHteVCUA1tWZ3ShAPx7FdxFG2Dmtu5BUXabbLcsQNdwWCF5aSh66u2DeqnruMwi

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