{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895793,-0.444471,0.000000,0.000000,0.288684,-0.581818,0.760361,0.000000,-0.336998,0.679191,0.652021,0.000000,-2152487.178064,4338153.643146,4136728.624130,1],    "boundingVolume": {    "region": [2.031290,0.710194,2.031470,0.710299,0.000000,19.994112]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/15_1787767.b3dm"}}}