{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895753,-0.444552,0.000000,0.000000,0.284129,-0.572509,0.769093,0.000000,-0.340961,0.687022,0.641674,0.000000,-2177699.579973,4387974.046727,4070903.003268,1],    "boundingVolume": {    "region": [2.031409,0.696620,2.031531,0.696738,0.000000,22.506990]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_658316.b3dm"}}}