{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.892623,-0.450803,0.000000,0.000000,0.290634,-0.575476,0.764434,0.000000,-0.343645,0.680442,0.647230,0.000000,-2194895.448926,4346050.546775,4106248.129951,1],    "boundingVolume": {    "region": [2.038409,0.703911,2.038514,0.703980,0.000000,52.924933]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/4_2008999.b3dm"}}}