2026-09-17 Email Template API
- The
variable_parameters.languagerequest field ofPOST /v1/email-template/templates:replaceandPOST /v1/email-template/templates:replaceAsyncis no longer restricted todeanden
variable_parameters.language request field of POST /v1/email-template/templates:replace and POST /v1/email-template/templates:replaceAsync is no longer restricted to de and en