Transaction not yet indexed

XMmtLFGVTcsDDYfUrXYaUT3B1BXa8FZ5NMCqhSGtfYD56LxzugvNMDULqjs8Q3S7pxNVdHSCcyvJBwuSYzq1EUv

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