Transaction not yet indexed

NKg671CcE2X4HSLFUYc5fjvqY2dLRBdy43f3oCmjzvG2PrcaewtHAZwM9avUnXWxdGJBC2RsFsQnvyHvPmaHqrT

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