Please ensure that the events originate from an Upvest webhook IP address.
Make sure to add and whitelist the following IP addresses in your allow list:
Sandbox
34.90.198.99
34.91.134.98
34.141.35.115
34.147.108.129
34.159.54.216
35.198.99.106
35.204.209.125
35.246.238.18Live
34.32.131.178
34.89.219.22
34.141.83.243
34.141.214.141
34.159.127.47
34.159.198.202
35.204.0.90
35.234.163.52Add these IP addresses to your allow list for webhook delivery and cloud storage file transfers.