get data from array

Hi I have output from array $user like Array ( [cpanelresult] => Array ( [module] => Variables [result] => Array ( [status] => 1 [warnings] => [metadata] => Array ( ) [messages] => [data] => Array ( [user] => thor ) [errors] => ) [func] => get_user_information [apiversion] => 3 ) )
How to using php print_r display only " thor "