Check out example codes for "init empty object typescript". It will help you in understanding the concepts better.

Code Example 1

type User = {
    Username: string;
    Email: string;
}

const user01 = {} as User;
const user02 = <User>{};

user01.Email = "[email protected]";

Code Example 2

const _params = {} as any;

 _params.name ='nazeh abel'

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