Error: Data structure returned is not convertible in the requested format. Try to call this method with the parameters '&format=original&serialize=1'; you will get the original php data structure serialized. The data structure looks like this: $data = array ( 0 => array ( 'idfunnel' => '2', 'idsite' => '62', 'idgoal' => '6', 'created_date' => '2016-11-17 01:10:20', 'activated' => true, 'steps' => array ( 0 => array ( 'position' => 1, 'name' => 'Job board', 'pattern_type' => 'path_contains', 'pattern' => '/jobs/', 'required' => true, ), ), 'name' => 'New Resume', 'final_step_position' => 2, ), 1 => array ( 'idfunnel' => '3', 'idsite' => '62', 'idgoal' => '5', 'created_date' => '2016-11-17 01:12:46', 'activated' => true, 'steps' => array ( 0 => array ( 'position' => 1, 'name' => 'Job board', 'pattern_type' => 'path_equals', 'pattern' => '/jobs', 'required' => false, ), ), 'name' => 'View Submit Job', 'final_step_position' => 2, ), 2 => array ( 'idfunnel' => '7', 'idsite' => '62', 'idgoal' => '4', 'created_date' => '2016-11-18 00:40:28', 'activated' => true, 'steps' => array ( 0 => array ( 'position' => 1, 'name' => 'Job board', 'pattern_type' => 'path_equals', 'pattern' => '/jobs', 'required' => true, ), 1 => array ( 'position' => 2, 'name' => 'Job view', 'pattern_type' => 'path_startswith', 'pattern' => '/jobs/view/', 'required' => true, ), ), 'name' => 'New Job Application', 'final_step_position' => 3, ), 3 => array ( 'idfunnel' => '8', 'idsite' => '62', 'idgoal' => '7', 'created_date' => '2016-12-02 02:52:40', 'activated' => true, 'steps' => array ( 0 => array ( 'position' => 1, 'name' => 'Any divezone page', 'pattern_type' => 'url_contains', 'pattern' => 'divezone.net', 'required' => false, ), 1 => array ( 'position' => 2, 'name' => 'Diving page', 'pattern_type' => 'url_contains', 'pattern' => '/diving', 'required' => false, ), ), 'name' => 'Liveaboard.com click', 'final_step_position' => 3, ), 4 => array ( 'idfunnel' => '99', 'idsite' => '62', 'idgoal' => '0', 'created_date' => '2018-05-09 00:33:10', 'activated' => true, 'steps' => array ( 0 => array ( 'position' => 1, 'name' => 'Homepage', 'pattern_type' => 'path_equals', 'pattern' => '/', 'required' => false, ), 1 => array ( 'position' => 2, 'name' => '50% off scuba diving masks promotion', 'pattern_type' => 'path_equals', 'pattern' => '/promotion/50-off-scuba-diving-masks', 'required' => true, ), 2 => array ( 'position' => 3, 'name' => 'Item added to cart', 'pattern_type' => 'eventname_equals', 'pattern' => 'added - diving mask', 'required' => true, ), 3 => array ( 'position' => 4, 'name' => 'View cart', 'pattern_type' => 'path_equals', 'pattern' => '/cart', 'required' => false, ), 4 => array ( 'position' => 5, 'name' => 'Order page', 'pattern_type' => 'path_equals', 'pattern' => '/checkout', 'required' => true, ), 5 => array ( 'position' => 6, 'name' => 'Thank you page', 'pattern_type' => 'path_startswith', 'pattern' => '/checkout/order-received', 'required' => true, ), ), 'name' => 'Sales', 'final_step_position' => 7, ), );