{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895727,-0.444604,0.000000,0.000000,0.284176,-0.572519,0.769068,0.000000,-0.340990,0.686980,0.641704,0.000000,-2177886.089566,4387706.487084,4071090.350405,1],    "boundingVolume": {    "region": [2.031468,0.696659,2.031589,0.696777,0.000000,40.183657]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_663720.b3dm"}}}