Triggers a communication webhook event containing all information about the invoice
curl --request POST \
--url https://api.cloud.flexprice.io/v1/invoices/{id}/comms/trigger \
--header 'x-api-key: <api-key>'{}curl --request POST \
--url https://api.cloud.flexprice.io/v1/invoices/{id}/comms/trigger \
--header 'x-api-key: <api-key>'{}