{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950494,-0.310743,0.000000,0.000000,0.173484,-0.530649,0.829647,0.000000,-0.257266,0.786918,0.560869,0.000000,-1642605.273416,5024364.056536,3557101.443483,1],    "boundingVolume": {    "region": [1.886721,0.595377,1.886821,0.595494,0.000000,8.778098]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/10_1451144.b3dm"}}}