{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950020,-0.312190,0.000000,0.000000,0.174090,-0.529768,0.830083,0.000000,-0.258601,0.786942,0.560221,0.000000,-1651126.406602,5024507.933910,3552978.484739,1],    "boundingVolume": {    "region": [1.888212,0.594587,1.888376,0.594718,0.000000,16.856485]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/7_1460955.b3dm"}}}