{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.892798,-0.450458,0.000000,0.000000,0.290346,-0.575459,0.764556,0.000000,-0.343437,0.680685,0.647086,0.000000,-2193562.413001,4347597.029156,4105329.456335,1],    "boundingVolume": {    "region": [2.038022,0.703721,2.038126,0.703790,0.000000,20.497227]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/1_2008734.b3dm"}}}