If you are using moneyphp in Laravel, you may find this trait useful for your Eloquent models.

HasMoneyFields.php

<?php
namespace App\Concerns;

use Money\Money;
use Money\Currency;

trait HasMoneyFields
{
    public function getAttributeValue($key)
    {
        if (in_array($key, $this->moneyFields)) {
            return $this->asMoney($this->getAttributeFromArray($key));
        }
        return parent::getAttributeValue($key);
    }

    public function setAttribute($key, $value)
    {
        if (!in_array($key, $this->moneyFields)) {
            return parent::setAttribute($key, $value);
        }
        $this->attributes[$key] = $this->fromMoney($value);
        return $this;
    }

    private function fromMoney($value)
    {
        if ($value instanceof Money) {
            return intval($value->getAmount());
        }
        return $value;
    }

    private function asMoney($value)
    {
        if (is_null($value)) {
            return null;
        }
        if ($value instanceof Money) {
            return $value;
        }
        return new Money($value, new Currency($this->currency ?? 'TRY'));
    }

    public function attributesToArray()
    {
        $attributes = parent::attributesToArray();

        foreach ($this->moneyFields as $field) {
            $value = $this->$field;
            if (!is_null($value)) {
                $value = [
                    'amount' => $value->getAmount(),
                    'currency' => $value->getCurrency(),
                    'formatted' => $this->formatMoney($value)
                ];
            }
            $attributes[$field] = $value;
        }

        return $attributes;
    }
  
  private function formatMoney($money)
  {
    // This is where you go frorm Money object to "$50"
    return $money->getCurrency()->getCode() . ' ' . ($money->getAmount() / 100);
  }
}