Transaction not yet indexed

518Et1yAcjFmwpbcCKKvndZm5vSaWmL8kFxUjLtF7Fofxyd5orLkhZ4KUDbKyquganqVPTwyGDaPYCWc1Mih5JSt

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