Transaction not yet indexed

MNKcH54Si6R1FLwevehVybSLftDqZHTxk8i2LRjeTeDCcRv1YqmzSnUkVJm8BTc9BPGokoxDLq4uzkU6LeS9o7C

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