{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950192,-0.311666,0.000000,0.000000,0.172954,-0.527292,0.831896,0.000000,-0.258736,0.788820,0.557512,0.000000,-1651971.120901,5036441.394626,3535763.908193,1],    "boundingVolume": {    "region": [1.887683,0.591324,1.887802,0.591448,0.000000,6.828586]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/23_1322500.b3dm"}}}