json output of the API

How to get json output in this structure from Looker API output.

{ “customer”=”XXX” “ProductFamily”=”TC72”}

ApplicationList {

“AppList”: [ {“AppName”: “App1”, “Appversion”:”1.0”},

{“AppName”: “App1”, “Appversion”:”1.1”},

{“AppName”: “App2”, “Appversion”:”2.1”},

{“AppName”: “App1”, “Appversion”:”2.2”}

]

}