{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893969,-0.448129,0.000000,0.000000,0.288821,-0.576168,0.764600,0.000000,-0.341681,0.681617,0.647034,0.000000,-2182346.918599,4353550.234422,4105000.174939,1],    "boundingVolume": {    "region": [2.035385,0.703606,2.035550,0.703769,0.000000,46.655184]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_1991821.b3dm"}}}