Transaction not yet indexed

KHfSEvEDcPLmRFdG2ahLLz2JAC67CYHhyjYzq7ijAJCuhiaPeCDAS6Nqsp8XZYSc3bZqq6M8CAyCffMyBH6u6dx

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