{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858219,-0.513283,0.000000,0.000000,0.262923,-0.439612,0.858844,0.000000,-0.440050,0.735772,0.514777,0.000000,-2809194.281316,4697024.005942,3264232.496250,1],    "boundingVolume": {    "region": [2.109720,0.540684,2.109885,0.540810,0.000000,73.722900]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_434444.b3dm"}}}