{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950461,-0.310845,0.000000,0.000000,0.173411,-0.530232,0.829929,0.000000,-0.257438,0.787160,0.560450,0.000000,-1643705.920393,5025901.799297,3554437.587159,1],    "boundingVolume": {    "region": [1.886787,0.594856,1.886970,0.595002,0.000000,8.040538]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1346485.b3dm"}}}