{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899374,-0.437180,0.000000,0.000000,0.282852,-0.581888,0.762496,0.000000,-0.332408,0.683836,0.649517,0.000000,-2123145.313841,4367774.853866,4120799.085039,1],    "boundingVolume": {    "region": [2.023169,0.706895,2.023344,0.707004,0.000000,14.481116]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/13_1800614.b3dm"}}}