{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896929,-0.442176,0.000000,0.000000,0.282239,-0.572506,0.769791,0.000000,-0.339449,0.688553,0.640835,0.000000,-2168033.639630,4397735.094707,4065561.710881,1],    "boundingVolume": {    "region": [2.028728,0.695529,2.028911,0.695641,0.000000,22.317225]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_446278.b3dm"}}}