{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897872,-0.440257,0.000000,0.000000,0.285178,-0.581599,0.761850,0.000000,-0.334463,0.682111,0.650276,0.000000,-2136273.947825,4356767.790637,4125630.596099,1],    "boundingVolume": {    "region": [2.026606,0.707834,2.026758,0.708062,0.000000,15.795172]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/1_1794150.b3dm"}}}