curl --location --request POST '/webhooks/mail-service/' \
--header 'x-webhook-signature;' \
--header 'x-mail-service-signature;' \
--header 'x-webhook-event-id;' \
--header 'x-mail-service-event-id;' \
--header 'x-webhook-account-id;' \
--header 'x-mail-service-account-id;'