{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858190,-0.513333,0.000000,0.000000,0.262935,-0.439575,0.858859,0.000000,-0.440100,0.735760,0.514752,0.000000,-2809512.081921,4696945.075885,3264073.623224,1],    "boundingVolume": {    "region": [2.109778,0.540655,2.109942,0.540780,0.000000,73.722900]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_427740.b3dm"}}}