{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950546,-0.310585,0.000000,0.000000,0.173526,-0.531077,0.829365,0.000000,-0.257046,0.786690,0.561289,0.000000,-1641207.954845,5022917.039439,3559771.025747,1],    "boundingVolume": {    "region": [1.886547,0.595886,1.886663,0.596000,0.000000,8.813019]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1426114.b3dm"}}}