{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950251,-0.311487,0.000000,0.000000,0.173998,-0.530815,0.829433,0.000000,-0.257814,0.786512,0.561188,0.000000,-1646109.226629,5021774.664374,3559123.989062,1],    "boundingVolume": {    "region": [1.887504,0.595762,1.887603,0.595878,0.000000,8.807998]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1343410.b3dm"}}}