MyBook/Library/PackageCache/com.unity.2d.animation@7.1.1/Editor/SpriteLib/SpriteLibrarySourceAsset/SpriteLibrarySourceAssetPropertyString.cs

namespace UnityEditor.U2D.Animation
{
    internal static class SpriteLibrarySourceAssetPropertyString
    {
        public const string library = "m_Library";
        public const string primaryLibraryGUID = "m_PrimaryLibraryGUID";
    }
}