{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858126,-0.513439,0.000000,0.000000,0.262665,-0.439001,0.859235,0.000000,-0.440386,0.736031,0.514120,0.000000,-2811328.660248,4698664.539525,3260059.357737,1],    "boundingVolume": {    "region": [2.109901,0.539918,2.110066,0.540044,0.000000,80.630811]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/4_131544.b3dm"}}}