Transaction not yet indexed

Mb4R78zUvitju4yXDFVZmCE8EZb2FhJt7ke5zhtcdPcnYLifALBmQy3cYFg1AuzTffLXmrzQUZHMXbNeLwpRTHF

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