Transaction not yet indexed

NMn23uJBqDbXf3u7Jqi8vpyDw5q98pLLZ7Fe4CqKCcTAMYPyJRM4vXezmMQ3Mh3FGb3a7pAfjNrYG2UcrsZ4ee2

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