{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949305,-0.314356,0.000000,0.000000,0.175361,-0.529562,0.829948,0.000000,-0.260352,0.786221,0.560423,0.000000,-1662307.379564,5019904.192429,3554263.499654,1],    "boundingVolume": {    "region": [1.890493,0.594763,1.890656,0.595029,0.000000,14.010678]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/12_1457575.b3dm"}}}