{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898613,-0.438743,0.000000,0.000000,0.283633,-0.580925,0.762941,0.000000,-0.333793,0.683659,0.648994,0.000000,-2131983.158353,4366629.376164,4117471.162374,1],    "boundingVolume": {    "region": [2.024945,0.706224,2.025046,0.706299,0.000000,15.919662]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/2_1817692.b3dm"}}}