{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.892921,-0.450214,0.000000,0.000000,0.290405,-0.575969,0.764150,0.000000,-0.343067,0.680413,0.647567,0.000000,-2191204.378646,4345873.725065,4108391.578417,1],    "boundingVolume": {    "region": [2.037749,0.704353,2.037853,0.704422,0.000000,31.394833]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/10_1968412.b3dm"}}}