Creates a new theme with the provided data.
Request model for creating a new theme.
The name of the theme.
The description of the theme (optional).
The JSON data representing theme properties (optional).
Theme created successfully.
Response model for creating a theme.
The ID of the theme.
The description of the theme.
The JSON data representing the theme properties.
The date and time when the theme was created.
The date and time when the theme was last modified.
The count of forms using this theme.