{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897878,-0.440245,0.000000,0.000000,0.284585,-0.580410,0.762978,0.000000,-0.334952,0.683133,0.648950,0.000000,-2139388.386619,4363272.257144,4117190.931038,1],    "boundingVolume": {    "region": [2.026602,0.706092,2.026734,0.706315,0.000000,14.813745]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1820886.b3dm"}}}