MonoGame.Extended/Source/MonoGame.Extended.Content.Pipeline/TextureAtlases/TexturePackerPoint.cs

using Newtonsoft.Json;

namespace MonoGame.Extended.Content.Pipeline.TextureAtlases
{
    public class TexturePackerPoint
    {
        [JsonProperty("x")]
        public double X { get; set; }

        [JsonProperty("y")]
        public double Y { get; set; }
    }
}