{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950553,-0.310562,0.000000,0.000000,0.173509,-0.531067,0.829375,0.000000,-0.257030,0.786706,0.561275,0.000000,-1641106.619703,5023016.953008,3559677.392281,1],    "boundingVolume": {    "region": [1.886523,0.595868,1.886639,0.595982,0.000000,8.813019]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1425966.b3dm"}}}