Transaction not yet indexed

mpNEBGqEpV66JBjETVH61Nh1rRsrcxUzbcLaJz5yUjR164V2UEP2yvLEofN3Mpdk7dm9wKc2G9i1cWoUCmgJg44

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