Transaction not yet indexed

EM2wtFsRNhYTHae8gFPMi8devd4oE11Tw7rJctBW9G74L8h389fPdbTPcAzkMWJqq3f11MjLmdZfd3kT9f1NdTE

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