{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950757,-0.309936,0.000000,0.000000,0.173050,-0.530848,0.829611,0.000000,-0.256586,0.787101,0.560924,0.000000,-1638267.245565,5025534.771262,3557445.869767,1],    "boundingVolume": {    "region": [1.885864,0.595444,1.885980,0.595558,0.000000,8.732980]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/10_1448839.b3dm"}}}