{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950799,-0.309810,0.000000,0.000000,0.172876,-0.530554,0.829835,0.000000,-0.256551,0.787350,0.560590,0.000000,-1638043.433352,5027116.697891,3555327.465443,1],    "boundingVolume": {    "region": [1.885731,0.595041,1.885847,0.595156,0.000000,8.067294]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/6_1341416.b3dm"}}}