{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950598,-0.310425,0.000000,0.000000,0.173415,-0.531039,0.829413,0.000000,-0.256929,0.786779,0.561218,0.000000,-1640457.879292,5023485.050256,3559318.264929,1],    "boundingVolume": {    "region": [1.886379,0.595800,1.886494,0.595914,0.000000,8.769852]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/13_1425526.b3dm"}}}