Transaction not yet indexed

EFffRL8XYJJGuG78bomrSujyy2GH18Gq7UNPTSSWZyxuam1NHs3e2pWAdZbSts6LTHFXFNn1rLf8Eq2iK5d1ZkE

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