Create object step allows you to create object or to make a link to existing object.
General parameters
Choose the data structure, whose object we are going to create.
ID of new object
Automatic. The unique ID will be created automatically;
Manual. You can compose the expression for the ID> For example, it could be todays date, or a combination of other fields (e.g. $D.md5('{{field1}}' + '{{field2}}')) Remember, that length of ID cannot exceed 32 characters.
Save ID to the field. Often necessary in case of automatic ID generation.