{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858261,-0.513213,0.000000,0.000000,0.262919,-0.439687,0.858807,0.000000,-0.439971,0.735776,0.514839,0.000000,-2808687.064026,4697048.946347,3264630.373722,1],    "boundingVolume": {    "region": [2.109639,0.540758,2.109803,0.540883,0.000000,60.258233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/11_440990.b3dm"}}}