Transaction not yet indexed

mtmnWkwPAXDoX4HHPrcxTJHur9rtjdqxb4kCQZiG4VPRbJeCwfvhj3NSvTuuByggYJ4TvWtBcA45ZMsppUH4en3

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