{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895735,-0.444589,0.000000,0.000000,0.284159,-0.572508,0.769083,0.000000,-0.340985,0.686999,0.641687,0.000000,-2177853.142142,4387824.212209,4070981.823388,1],    "boundingVolume": {    "region": [2.031451,0.696636,2.031572,0.696754,0.000000,24.370976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_663924.b3dm"}}}