{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950453,-0.310869,0.000000,0.000000,0.173411,-0.530188,0.829957,0.000000,-0.257467,0.787181,0.560408,0.000000,-1643889.840228,5026032.143040,3554170.018309,1],    "boundingVolume": {    "region": [1.886813,0.594806,1.886995,0.594952,0.000000,8.731538]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1449065.b3dm"}}}