{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.892634,-0.450782,0.000000,0.000000,0.290626,-0.575495,0.764423,0.000000,-0.343624,0.680440,0.647244,0.000000,-2194759.523242,4346036.950726,4106334.589897,1],    "boundingVolume": {    "region": [2.038386,0.703928,2.038490,0.703997,0.000000,52.924933]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/4_1964898.b3dm"}}}