Transaction not yet indexed

MkqmJrcN9cUqyaPCHeRSDWiEsyLVEpgsY9jGhfhoaX43qMHMpPXMYKwnpxNtbZbEAwjpqU2Bd7EcURUEpRM8SJF

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