The Next2D project aims to provide a high-speed 2D Rendering Engine, an animation creation tool mainly for NoCode development, and a Framework for collaborative and efficient development.
"text8": "You can specify the class to call back after the request is completed. The value will be set to the first argument of the contractor of the specified class and will be taken over.",
contractor of the specified class means constructor of the specified class?
And, could you please explain the meaning of the following sentence?