{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943245,-0.332097,0.000000,0.000000,0.185864,-0.527904,0.828717,0.000000,-0.274633,0.780033,0.562250,0.000000,-1753505.951058,4980430.819593,3565874.578585,1],    "boundingVolume": {    "region": [1.909260,0.597064,1.909385,0.597144,0.000000,8.399735]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/1_1256533.b3dm"}}}