data = {
    'key': key,
    'command': 'search',
    'query': 'цена лжи',
    'country': ('Россия', 'usa')
}
res = request('POST', url, data=data, headers=headers)

 Fatal error: Uncaught TypeError: Argument 2 passed to Season::search() must be of the type array, string given, called in /www/api.seasonvar.ru/var/class/Route.php on line 74 and defined in /www/api.seasonvar.ru/var/class/Season.php:540
Stack trace:
#0 /www/api.seasonvar.ru/var/class/Route.php(74): Season->search('\xD1\x86\xD0\xB5\xD0\xBD\xD0\xB0 \xD0\xBB\xD0\xB6\xD0\xB8', 'usa', NULL)
#1 /www/api.seasonvar.ru/public/index.php(24): Route->run(Array)
#2 {main}
  thrown in /www/api.seasonvar.ru/var/class/Season.php on line 540

{
   "firstName": "Иван",
   "lastName": "Иванов",
   "address": {
       "streetAddress": "Московское ш., 101, кв.101",
       "city": "Ленинград",
       "postalCode": "101101"
   },
   "phoneNumbers": [
       "812 123-1234",
       "916 123-4567"
   ]
}