{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950765,-0.309913,0.000000,0.000000,0.173357,-0.531833,0.828916,0.000000,-0.256350,0.786442,0.561956,0.000000,-1636763.910952,5021343.061615,3564006.635065,1],    "boundingVolume": {    "region": [1.885815,0.596664,1.885980,0.596833,0.000000,8.777975]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1387268.b3dm"}}}