Transaction not yet indexed

tuGun2MG7NrSitGkqCseub1LRoA6C6cEYBjpSUNDdFg68xg1xfKtpbuPPVdpWBeDmkhXY5Wp8Aw1zdLm2z2MeN3

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