{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896878,-0.442279,0.000000,0.000000,0.282283,-0.572428,0.769833,0.000000,-0.339547,0.688552,0.640785,0.000000,-2168657.093878,4397724.897214,4065242.365187,1],    "boundingVolume": {    "region": [2.028843,0.695463,2.029026,0.695576,0.000000,35.344870]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/0_454930.b3dm"}}}