{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949685,-0.313205,0.000000,0.000000,0.174828,-0.530103,0.829714,0.000000,-0.259325,0.786313,0.560770,0.000000,-1655755.968356,5020497.205984,3556468.369718,1],    "boundingVolume": {    "region": [1.889282,0.595182,1.889444,0.595448,0.000000,8.584855]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/14_1355949.b3dm"}}}