{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949410,-0.314040,0.000000,0.000000,0.175227,-0.529748,0.829857,0.000000,-0.260062,0.786221,0.560557,0.000000,-1660455.417910,5019907.366417,3555118.817508,1],    "boundingVolume": {    "region": [1.890161,0.594926,1.890323,0.595192,0.000000,8.817220]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/13_1370456.b3dm"}}}