OOP curl class

$headers = [
				"Content-Type: application/json",
				"Accept: application/json",
				"X-API-TOKEN: ".$token,
				"Connection: keep-alive",
			];
			
			$body = [
				'FirstName' 			=> $result['inputs']['fname'],
				'MiddleName'			=> $result['inputs']['prefix'],
				'LastName' 				=> $result['inputs']['lname'],
				'Email'					=> $result['inputs']['email'],
				'PhonePrivate'			=> $result['inputs']['phone'], 
				'Gender'				=> $result['inputs']['sex'],
				'Zipcode'				=> $result['inputs']['zipcode'],
				'City'					=> $result['inputs']['place'],
				'Address'				=> $result['inputs']['street'],
				'HouseNumber'			=> $result['inputs']['housenumber'],
				'HouseNumberExtension' 	=> $result['inputs']['addition'],
				'BirthDate'				=> $result['inputs']['birthdate'],
				'Language'				=> $result['inputs']['language'],
			];
				
			$curl = curl_init();
			curl_setopt_array($curl, array(
				CURLOPT_URL 			=> 'https://www.sportivity.com/sportivity-api/Customers',
				CURLOPT_RETURNTRANSFER 	=> true, //Return output instead of printing it.
				CURLOPT_HTTPHEADER		=> $headers,
				CURLOPT_POST 			=> true,
				CURLOPT_POSTFIELDS 		=> json_encode($body, JSON_FORCE_OBJECT),
				CURLOPT_SSL_VERIFYPEER 	=> false,
				CURLOPT_SSl_VERIFYHOST 	=> false,)
			);
			
			$result['response'] = curl_exec($curl);
			$result['errors'] = [];
 			curl_close($curl);
			echo json_encode($result['response']);

<?php
class Api {
	protected $base_url = 'https://www.sportivity.com/sportivity-api';
	protected $token;
	
	public function __construct($token){
		$this->token = $token;
	}
	
	protected function getHeaders(){
		return [
			"Content-Type: application/json",
			"Accept: application/json",
			"X-API-TOKEN: ".$this->token,
			"Connection: keep-alive",
		];
	}
	
	public function prepareApi($url){
		$curl = curl_init();
		
		curl_setopt($curl, CURLOPT_URL, $this->base_url.$url);
		curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
		curl_setopt($curl, CURLOPT_HTTPHEADER, $this->getHeaders());
		curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
		curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
		
		$response = curl_exec($curl);
		curl_close($curl);
		
		return json_decode($response);
	}
	
	public function sendPostRequest($url, $body)
    {
        return $this->postRequest($url, $body);
    }

	
	private function postRequest($url, $body){
		$curl = curl_init;
		
		curl_setopt_array($curl, $this->getCurlPostOptions($url, $body));
		$response = curl_exec($curl);
		curl_close($curl);
		return json_encode($response);
	}
	
	private function getCurlPostOptions($url, $body){
		return [
			CURLOPT_URL 			=> $this->base_url.$url,
			CURLOPT_RETURNTRANSFER 	=> true, //Return output instead of printing it.
			CURLOPT_HTTPHEADER		=> $this->getHeaders(),
			CURLOPT_POST 			=> true,
			CURLOPT_POSTFIELDS 		=> json_encode($body, JSON_FORCE_OBJECT),
			CURLOPT_SSL_VERIFYPEER 	=> false,
			CURLOPT_SSl_VERIFYHOST 	=> false,
			
		];
	}
	
	public function getLocations(){
		return $this->prepareApi('/Locations');
	}	
	
	public function getSubscriptions(){
		return $this->prepareApi('/MembershipDefinition');
	}
}

// $api = new Api();
// $test = $api->getLocations();
// var_dump($test->LocationResources);
?>

$api = new Api($token);
$result['response'] = $api->sendPostRequest('/Customers', $body);