Transaction not yet indexed

668mHTwpTvgHkqgtYTrNarbkXs91oC9gHUBtP6uHdfm8NgiUNfTehvbSsoQegSzEovjK1PwZcSdpCodwrURteP8d

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