{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858128,-0.513436,0.000000,0.000000,0.262704,-0.439069,0.859189,0.000000,-0.440359,0.735992,0.514198,0.000000,-2811161.477067,4698417.991238,3260555.479357,1],    "boundingVolume": {    "region": [2.109898,0.540009,2.110062,0.540135,0.000000,80.630811]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/4_131577.b3dm"}}}