{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949343,-0.314241,0.000000,0.000000,0.175282,-0.529538,0.829979,0.000000,-0.260267,0.786283,0.560376,0.000000,-1661765.206288,5020297.845892,3553963.038894,1],    "boundingVolume": {    "region": [1.890373,0.594706,1.890535,0.594972,0.000000,14.108846]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/12_1462387.b3dm"}}}