{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948762,-0.315992,0.000000,0.000000,0.176421,-0.529702,0.829633,0.000000,-0.261607,0.785470,0.560891,0.000000,-1670322.693020,5015121.340473,3557236.358305,1],    "boundingVolume": {    "region": [1.892250,0.595350,1.892346,0.595573,0.000000,8.803720]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/14_1181226.b3dm"}}}