PENDING SEND - it is not even sent to WhatsApp API
SEND - it is sent to WhatsAPP API - but WhatsApp hasn’t sent it yet
SEND ( with errors ) - it is sent to WhatsApp API - but WhatsApp found an error in it
DELIVERED - WhatsApp has sent it, and it is received on user's device
READ - The user has read it
Reason 1 - Cron
If you create a campaign and your are not receiving it, it is probably because cron jobs are not set
Here is how you can do that
In this case campaign message status will be PENDING SEND
You can also manually call the url to check if it working ok
<aside> ✅ https://YOURWEBSITE.COM/webhook/wpbox/sendschuduledmessages
</aside>