{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943077,-0.332573,0.000000,0.000000,0.186377,-0.528510,0.828216,0.000000,-0.274859,0.779418,0.562992,0.000000,-1754952.061248,4976516.568310,3570593.080343,1],    "boundingVolume": {    "region": [1.909765,0.597962,1.909890,0.598042,0.000000,8.815879]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1249161.b3dm"}}}