{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858165,-0.513375,0.000000,0.000000,0.262990,-0.439618,0.858820,0.000000,-0.440116,0.735705,0.514817,0.000000,-2809613.724401,4696593.192889,3264489.638210,1],    "boundingVolume": {    "region": [2.109827,0.540732,2.109991,0.540857,0.000000,77.369233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_439285.b3dm"}}}