php - Illegal string offset in array -

i use library synchronize local websql db server https://github.com/orbitaloop/websqlsync. use php: 5.4.7, when try array values ​​as follows, message

illegal string offset 'clientes'

the $obj var is:

 array (     [info] =>      [data] => array         (             [clientes] => array                 (                 )             [conceptos_gastos] => array                 (                 )         [formaspago] => array             (                 [0] => array                     (                         [idformapago] => 10                         [formapago] => qwerqwe                         [dias] => 1                         [cuotas] => 1                         [last_sync_date] =>                      )             )         [listaprecios] => array             (             )         [producto] => array             (             )         [repartidores] => array             (             )          [tipodocumento] => array             (             )          [vehiculos] => array             (             )         [zonas] => array             (             )     )     ) 

this loop

foreach ($obj $row => $value) { echo $row["clientes"]["fomaspago"]["formapago"]; } 

eternally grateful help

it seems be

$row["data"]["clientes"] // empty array  

or

$row["data"]["formaspago"][0]["formapago"] // should output "qwerqwe"