{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949964,-0.312358,0.000000,0.000000,0.174406,-0.530416,0.829603,0.000000,-0.258589,0.786437,0.560936,0.000000,-1651053.281879,5021293.607228,3557523.055530,1],    "boundingVolume": {    "region": [1.888389,0.595450,1.888553,0.595581,0.000000,8.818336]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/14_1456978.b3dm"}}}