{"name":"Malaysian Amateur Radio Callbook","short_name":"MY-Callbook","description":"The definitive directory of Malaysian amateur radio operators. Search ham radio callsigns by name, state, and license class.","start_url":"/","display":"standalone","background_color":"#000000","theme_color":"#000000","lang":"en","scope":"/","orientation":"portrait","categories":["education","reference","utilities","communication"],"dir":"ltr","icons":[{"src":"icon-192.png","sizes":"192x192","type":"image/png","purpose":"any"},{"src":"icon-512.png","sizes":"512x512","type":"image/png","purpose":"any"},{"src":"icon-512.png","sizes":"512x512","type":"image/png","purpose":"maskable"}]}