constructor(data, name = "", options = {}) {
        super([data], name, options)
        this.data = data
      }
Specialized sub-class of File class, that only
accepts string data and retain this data in `data`
public property throughout the lifecycle of its instances.

This sub-class is exclusively used only when Encoding Object
is defined within the Media Type Object (OpenAPI 3.x.y).

Instances of a similar sub-class are produced by swagger-client request builder.