how to use the topairsin function from the lodash library in typescript

index.ts
npm install lodash
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index.ts
import { toPairsIn } from "lodash";
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index.ts
class Animal {
  protected isMammal = true;
  protected legs: number;

  constructor(legs: number) {
    this.legs = legs;
  }

  getLegs() {
    return this.legs;
  }
}

class Cat extends Animal {
  private color: string;

  constructor(legs: number, color: string) {
    super(legs);
    this.color = color;
  }

  meow() {
    console.log("Meow!");
  }

  getColor() {
    return this.color;
  }
}

const cat = new Cat(4, "black");

console.log(toPairsIn(cat));
// Output:
// [
//   ["isMammal", true],
//   ["legs", 4],
//   ["color", "black"],
//   ["meow", [Function: meow]],
//   ["getColor", [Function: getColor]],
//   ["constructor", [Function: Cat]],
//   ["getLegs", [Function: getLegs]],
//   ["toString", [Function: toString]],
//   ...
// ]
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