{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894486,-0.447095,0.000000,0.000000,0.284948,-0.570085,0.770589,0.000000,-0.343584,0.687396,0.639873,0.000000,-2194435.191530,4390326.065377,4059441.123403,1],    "boundingVolume": {    "region": [2.034245,0.694270,2.034378,0.694395,0.000000,48.936140]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/10_989901.b3dm"}}}