{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897956,-0.440085,0.000000,0.000000,0.284683,-0.580872,0.762590,0.000000,-0.334658,0.682843,0.649407,0.000000,-2137516.369298,4361424.636102,4120100.244516,1],    "boundingVolume": {    "region": [2.026423,0.706693,2.026555,0.706916,0.000000,14.409310]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/15_1823756.b3dm"}}}