{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950445,-0.310893,0.000000,0.000000,0.173654,-0.530885,0.829461,0.000000,-0.257331,0.786699,0.561147,0.000000,-1643026.340988,5022969.017149,3558864.855806,1],    "boundingVolume": {    "region": [1.886879,0.595712,1.886979,0.595829,0.000000,8.793385]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/13_1424633.b3dm"}}}