{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950471,-0.310814,0.000000,0.000000,0.173666,-0.531071,0.829339,0.000000,-0.257228,0.786604,0.561327,0.000000,-1642369.119460,5022365.513078,3560012.030326,1],    "boundingVolume": {    "region": [1.886788,0.595932,1.886904,0.596046,0.000000,8.804843]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/14_1426522.b3dm"}}}