Check the channel allows incoming webhook messages and that there are no restrictions that might prevent the template from being applied. Check this once https://community.grafana.com/t/how-to-use-alert-message-templates-in-grafana/67537/11
Check the channel allows incoming webhook messages and that there are no restrictions that might prevent the template from being applied. Check this once https://community.grafana.com/t/how-to-use-alert-message-templates-in-grafana/67537/11