{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950528,-0.310640,0.000000,0.000000,0.173780,-0.531750,0.828880,0.000000,-0.256940,0.786211,0.562009,0.000000,-1640531.942736,5019873.567760,3564341.977927,1],    "boundingVolume": {    "region": [1.886613,0.596763,1.886711,0.596862,0.000000,7.587139]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/8_1327414.b3dm"}}}