{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949274,-0.314451,0.000000,0.000000,0.175455,-0.529670,0.829858,0.000000,-0.260402,0.786110,0.560555,0.000000,-1662628.933438,5019196.876634,3555106.231224,1],    "boundingVolume": {    "region": [1.890593,0.594924,1.890755,0.595189,0.000000,12.174147]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1370508.b3dm"}}}