Transaction not yet indexed

PLMk8f7YacxCfjWmcyVTTj4QcdgdZCTMMVYPENr3r7sttyenBBZ4NB52UNauNE93t9jxFEYnNA6qUnfft9UZyb3

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