{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858137,-0.513421,0.000000,0.000000,0.262555,-0.438837,0.859353,0.000000,-0.440431,0.736142,0.513921,0.000000,-2811619.048036,4699370.954955,3258798.956303,1],    "boundingVolume": {    "region": [2.109880,0.539687,2.110045,0.539812,0.000000,88.051966]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/2_302285.b3dm"}}}