final postData = {'token': 'tokenId'};
final header = {'header1key' : 'header1val'};
NetworkAPI().httpPostRequest('getUsers/', headers, postData, (status, response){
if (status == true) {
for (var user in response) {
Users u = Users.fromMap(user);
Users.insert(u); //insert to SQLite table
}
}
else{}
});