{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948580,-0.316538,0.000000,0.000000,0.176685,-0.529478,0.829720,0.000000,-0.262086,0.785403,0.560762,0.000000,-1673382.465621,5014686.351289,3556416.971152,1],    "boundingVolume": {    "region": [1.892826,0.595194,1.892922,0.595417,0.000000,8.275040]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1073070.b3dm"}}}