{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896426,-0.443193,0.000000,0.000000,0.283571,-0.573566,0.768511,0.000000,-0.339660,0.687014,0.642373,0.000000,-2169394.565955,4387936.225911,4075345.622758,1],    "boundingVolume": {    "region": [2.029869,0.697516,2.030038,0.697665,0.000000,43.304220]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/1_522717.b3dm"}}}