{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895736,-0.444587,0.000000,0.000000,0.284154,-0.572501,0.769090,0.000000,-0.340987,0.687006,0.641678,0.000000,-2177863.242066,4387869.108023,4070928.389703,1],    "boundingVolume": {    "region": [2.031449,0.696626,2.031570,0.696743,0.000000,23.584585]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_663074.b3dm"}}}