If your Meraki devices aren't being discovered, ensure:
The API key is entered correctly. Learn more.
The Meraki API has read-only access to your Site24x7 account to discover devices and organizations.
Site24x7's IP range must be added to the allowed list in case there are any IP-based restrictions. Allow all the IP addresses of your respective primary and secondary data centers as per your geolocation.
If your Meraki devices are not discovered after following the previous steps, please check the output of the following APIs:
get-organizations
get-organization-devices
get-organization-networks
(Find out which Meraki APIs are used for monitoring in Site24x7)