{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949294,-0.314390,0.000000,0.000000,0.175561,-0.530102,0.829560,0.000000,-0.260257,0.785841,0.560999,0.000000,-1661709.072272,5017489.423211,3557926.394040,1],    "boundingVolume": {    "region": [1.890566,0.595547,1.890656,0.595638,0.000000,8.814030]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/5.b3dm"}}}