{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950402,-0.311025,0.000000,0.000000,0.174093,-0.531978,0.828668,0.000000,-0.257192,0.785905,0.562322,0.000000,-1642144.047934,5017921.993416,3566333.622655,1],    "boundingVolume": {    "region": [1.887018,0.597142,1.887116,0.597241,0.000000,8.764055]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1325456.b3dm"}}}