{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895777,-0.444504,0.000000,0.000000,0.284107,-0.572540,0.769078,0.000000,-0.340918,0.687027,0.641692,0.000000,-2177422.549317,4388007.020546,4071014.891542,1],    "boundingVolume": {    "region": [2.031356,0.696643,2.031477,0.696761,0.000000,34.269785]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/0/2_650227.b3dm"}}}