Transaction not yet indexed

Mnb8fL4F37AW6LtVoxqCWSDbtCoJFu23DBy5M4E78bik4ZEueWmZuRAT4p2Nw4wLasvNvC28aDdDFmqpeMVBocB

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