{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950649,-0.310267,0.000000,0.000000,0.173094,-0.530357,0.829916,0.000000,-0.256955,0.787304,0.560470,0.000000,-1640622.045116,5026819.329014,3554564.008632,1],    "boundingVolume": {    "region": [1.886179,0.594880,1.886362,0.595026,0.000000,8.778280]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1449302.b3dm"}}}