Hi Patrick,You can create events in Spectrum through events REST API. Please find the doc link below.
https://techdocs.broadcom.com/content/broadcom/techdocs/us/en/ca-enterprise-software/it-operations-management/spectrum/10-4-1/programming/web-services-api-reference/how-to-use-the-ca-spectrum-web-services-api/restful-resources-nouns/events.htmlThanksChanna