{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895767,-0.444524,0.000000,0.000000,0.284133,-0.572561,0.769053,0.000000,-0.340922,0.686997,0.641722,0.000000,-2177448.797397,4387813.199417,4071208.451800,1],    "boundingVolume": {    "region": [2.031378,0.696683,2.031500,0.696801,0.000000,19.585270]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_653938.b3dm"}}}