Transaction not yet indexed

MEEngAShPQJyWWsUmFeQ99iFffAGq2bZi6gASWxsFHrgrn4ZMooKB1T7XdHZJVYt3dXeVhoT3Cqda71RtEcavL9

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