{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949118,-0.314920,0.000000,0.000000,0.176123,-0.530807,0.828990,0.000000,-0.260515,0.785150,0.561846,0.000000,-1663358.868683,5013096.317546,3563307.690316,1],    "boundingVolume": {    "region": [1.891118,0.596605,1.891219,0.596626,0.000000,8.449129]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/10_1420563.b3dm"}}}