{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950483,-0.310776,0.000000,0.000000,0.173402,-0.530338,0.829864,0.000000,-0.257360,0.787116,0.560548,0.000000,-1643207.447902,5025623.352567,3555057.539136,1],    "boundingVolume": {    "region": [1.886714,0.594974,1.886897,0.595120,0.000000,8.806250]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/14_1449502.b3dm"}}}