Transaction not yet indexed

MNE9UJ4gAZAjmLjtVEvQFDBHMbiTkQ8cMF3tsGNq21q4gTi9F6zb1aSCQEHXkZ7prf98J4d537hcsY8T4XQWaT2

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