public async Task <GetDropsResponse> GetDropsForMap(double mapNorth, double mapSouth, double mapWest, double mapEast)
{
var dropsResult = await _dropClient.GetDrops(mapNorth, mapSouth, mapWest, mapEast);
foreach (var drop in dropsResult.Drops)
{
if (Drops.All(x => x.Id != drop.Id))
{
Drops.Add(drop);
}
}
return(dropsResult);
}