{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896373,-0.443301,0.000000,0.000000,0.283683,-0.573618,0.768431,0.000000,-0.339707,0.686901,0.642469,0.000000,-2169695.479658,4387213.731195,4075959.095867,1],    "boundingVolume": {    "region": [2.030008,0.697656,2.030141,0.697775,0.000000,52.050928]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/0/1_531077.b3dm"}}}