{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948807,-0.315857,0.000000,0.000000,0.176246,-0.529428,0.829846,0.000000,-0.261562,0.785711,0.560574,0.000000,-1670036.951310,5016650.721039,3555226.984297,1],    "boundingVolume": {    "region": [1.892154,0.595079,1.892157,0.595080,0.000000,6.117393]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/26/29.b3dm"}}}