JSON a Clase PHP

<?php

class Root
{
    public string $name;

    public function getName(): string
    {
        return $this->name;
    }

    public function setName(string $name): void
    {
        $this->name = $name;
    }

    public int $age;

    public function getAge(): int
    {
        return $this->age;
    }

    public function setAge(int $age): void
    {
        $this->age = $age;
    }

    public bool $active;

    public function getActive(): bool
    {
        return $this->active;
    }

    public function setActive(bool $active): void
    {
        $this->active = $active;
    }

    public float $score;

    public function getScore(): float
    {
        return $this->score;
    }

    public function setScore(float $score): void
    {
        $this->score = $score;
    }

    public Address $address;

    public function getAddress(): Address
    {
        return $this->address;
    }

    public function setAddress(Address $address): void
    {
        $this->address = $address;
    }

    public array $skills;

    public function getSkills(): array
    {
        return $this->skills;
    }

    public function setSkills(array $skills): void
    {
        $this->skills = $skills;
    }

}

class Address
{
    public string $city;

    public function getCity(): string
    {
        return $this->city;
    }

    public function setCity(string $city): void
    {
        $this->city = $city;
    }

    public string $zip;

    public function getZip(): string
    {
        return $this->zip;
    }

    public function setZip(string $zip): void
    {
        $this->zip = $zip;
    }

}