{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895793,-0.444471,0.000000,0.000000,0.288681,-0.581811,0.760368,0.000000,-0.337002,0.679198,0.652013,0.000000,-2152507.957785,4338192.578335,4136677.325856,1],    "boundingVolume": {    "region": [2.031291,0.710184,2.031470,0.710288,0.000000,19.994112]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/15_1787748.b3dm"}}}