{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895249,-0.445567,0.000000,0.000000,0.289417,-0.581507,0.760321,0.000000,-0.337811,0.678742,0.652068,0.000000,-2157679.352818,4335285.813157,4137028.138703,1],    "boundingVolume": {    "region": [2.032514,0.710256,2.032693,0.710361,0.000000,18.925503]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/27/15_1866640.b3dm"}}}