{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949839,-0.312739,0.000000,0.000000,0.174820,-0.530957,0.829170,0.000000,-0.258768,0.785919,0.561578,0.000000,-1652202.434060,5017999.608470,3561607.473984,1],    "boundingVolume": {    "region": [1.888787,0.596190,1.888958,0.596395,0.000000,29.576520]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1441033.b3dm"}}}