{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897974,-0.440049,0.000000,0.000000,0.284662,-0.580887,0.762586,0.000000,-0.334630,0.682853,0.649411,0.000000,-2137335.818203,4361489.206248,4120125.388614,1],    "boundingVolume": {    "region": [2.026384,0.706699,2.026516,0.706921,0.000000,15.315936]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/15_1823799.b3dm"}}}