{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949326,-0.314292,0.000000,0.000000,0.175326,-0.529577,0.829945,0.000000,-0.260298,0.786236,0.560427,0.000000,-1661963.675184,5020000.212059,3554288.447550,1],    "boundingVolume": {    "region": [1.890426,0.594768,1.890588,0.595034,0.000000,14.108846]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/12_1372591.b3dm"}}}