{"Header":{"Att":{"Annotative":false,"Dynamic":false,"Explode":true,"GeoLoc":{"CSId":"","Has":false},"ModifiedTime":1764758996,"ScaleUniformly":false,"annotativeDwg":false,"insunits":4},"Checksum":"9e448d36497fee3149ec2a3fd5920fa62233628e","Preview":{"Checksum":"","URL":""}}}