{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950445,-0.310893,0.000000,0.000000,0.173431,-0.530205,0.829942,0.000000,-0.257482,0.787160,0.560431,0.000000,-1643983.762437,5025900.030738,3554312.433625,1],    "boundingVolume": {    "region": [1.886837,0.594833,1.887020,0.594979,0.000000,8.810721]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1449165.b3dm"}}}