{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950070,-0.312038,0.000000,0.000000,0.174087,-0.530046,0.829907,0.000000,-0.258419,0.786815,0.560484,0.000000,-1649967.818340,5023698.817959,3554649.188965,1],    "boundingVolume": {    "region": [1.888052,0.594904,1.888216,0.595035,0.000000,8.759923]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/10_1452693.b3dm"}}}