{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858446,-0.512904,0.000000,0.000000,0.262466,-0.439289,0.859149,0.000000,-0.439882,0.736230,0.514265,0.000000,-2808116.488395,4699941.189268,3260981.201761,1],    "boundingVolume": {    "region": [2.109278,0.540088,2.109442,0.540213,0.000000,66.302233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/5_228715.b3dm"}}}