{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950473,-0.310806,0.000000,0.000000,0.114329,-0.349629,0.929886,0.000000,-0.288750,0.883025,0.369988,0.000000,-1842532.105950,5634634.854760,2345108.312661,1],    "boundingVolume": {    "region": [1.886763,0.378956,1.886911,0.379035,0.000000,11.935676]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/14_3952.b3dm"}}}