php only post

functions.php

<?php
include 'secrets.php';
add_action( 'wpcf7_mail_sent', 'cf7_form_send_to_acculynx' );

function cf7_form_send_to_acculynx($contact_form) {
		$submission=WPCF7_Submission::get_instance();
		if($submission){
			$posted_data=$submission->get_posted_data();
			$name=$posted_data['your-name'];
			$email=$posted_data['your-email'];
			$phone=$posted_data['telephone'];
			$address=$posted_data['your-address'];
			$message=$posted_data['your-message'];
			
			$url="https://api.acculynx.com/api/v1/leads";
			$body=[
				'firstName'=> $name,
        		'emailAddress'=> $email,
        		'phoneNumber1'=> $phone,
        		'jobCategory'=> "residential",
        		'street'=> $address,
        		'notes'=> $message,
			];
			$body = wp_json_encode($body);
			$args=array(
				'headers'=>array(
					'Authorization' => 'Bearer '. $key,
					'Content-Type' => 'application/json',
				),
				'method'=>'POST',
				'body'=>$body,
			);
			wp_remote_post($url,$args);			
		}
	}