How to get save-documents-and-wait
fontoxml-remote-documentsto make this operation available.
Save a specific set of documents, continue when completed
This operation will wait for saving to complete. It will fail if any of the given documents fail to save due to permanent errors.
Use save-all-documents-and-wait to save all saveable documents that have been modified.
Imported operation data
The document IDs of the documents to save