{"message":"1 pixels processed.","status":200,"body":[{"status":400,"body":{"error":{"message":"Invalid parameter","type":"OAuthException","code":100,"error_subcode":2804019,"is_transient":false,"error_user_title":"Lỗi thông số API phía máy chủ","error_user_msg":"The parameter $['data'][0]['event_name'] is required.","fbtrace_id":"AEBuQP_CLVW1__ck_t0icIr"}}}]}