Transaction not yet indexed

668ZaiE5o22JsL2dxQMB6vQsCKNipmEYhvVpRpMFYAgNFYdc6Md3THaKoWaFjUVedE4RtDFTMYveHHhcWaDQePGE

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