Getting multiple recovery alert rule transport mail

guys i need help
how do i set rule to trigger transport mail for recovery for once only.
the problem is i keep getting repeated email

2023-08-21 13:47:01 Issued recovery for rule ‘Device Down Alert’ to transport ‘mail’
2023-08-21 13:46:02 Issued recovery for rule ‘Device Down Alert’ to transport ‘mail’
2023-08-21 13:46:02 Issued recovery for rule ‘Device Down Alert’ to transport ‘mail’
2023-08-21 13:45:02 Issued recovery for rule ‘Device Down Alert’ to transport ‘mail’