{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950841,-0.309680,0.000000,0.000000,0.171817,-0.527548,0.831969,0.000000,-0.257109,0.789429,0.557402,0.000000,-1641585.990361,5040327.830631,3535067.313603,1],    "boundingVolume": {    "region": [1.885651,0.591253,1.885654,0.591255,0.000000,6.592888]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/24.b3dm"}}}