{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943962,-0.330055,0.000000,0.000000,0.184205,-0.526830,0.829770,0.000000,-0.273295,0.781627,0.560687,0.000000,-1744947.214179,4990575.090656,3555943.186451,1],    "boundingVolume": {    "region": [1.907110,0.595158,1.907206,0.595273,0.000000,8.813410]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/2_1310135.b3dm"}}}