{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950816,-0.309756,0.000000,0.000000,0.173323,-0.532025,0.828799,0.000000,-0.256184,0.786373,0.562128,0.000000,-1635706.785518,5020905.468986,3565100.916417,1],    "boundingVolume": {    "region": [1.885650,0.596872,1.885816,0.597041,0.000000,8.758258]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/4_1388258.b3dm"}}}