Request to pay

momo-requesttopay.php

require_once 'HTTP/Request2.php';

		$request = new \Http_Request2('https://sandbox.momodeveloper.mtn.com/collection/v1_0/requesttopay');
		$url = $request->getUrl();
    
		$token = Collections::token(); //these is just a function that generate the token, it works fine
		$profileKey = Details::profileKey(); //these is just a function that get the apiu key, it works fine
		$x_reference = Gen_uuid::uuid(); //these is just a function that generate the uuid, it works fine

		$headers = array(
    		// Request headers
			'Authorization' => 'Bearer '.$token,
			'X-Callback-Url' => 'localhost:8000',
			'X-Reference-Id' => $x_reference,
			'X-Target-Environment' => 'sandbox',
			'Content-Type' => 'application/json',
			'Ocp-Apim-Subscription-Key' => $profileKey,
		);
		// return $headers;
		$request->setHeader($headers);


		$parameters = array(
    	// Request parameters
		);

		$url->setQueryVariables($parameters);

		$request->setMethod(\HTTP_Request2::METHOD_POST);

		$body = array(
			"amount"=> "100",
			"currency"=> "EUR",
			"externalId"=> "123456789",
			"payer"=> [
				"partyIdType"=> "MSISDN",
				"partyId"=> "46733123453"
			],
			"payerMessage"=> "Pay now",
			"payeeNote"=> "Make Payment"
		);

		$body = json_encode($body);
	// Request body
		$request->setBody($body);
		try
		{
			$response = $request->send();
			echo $response->getBody();
		}
		catch (HttpException $ex)
		{
			echo $ex;
		}