{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899293,-0.437346,0.000000,0.000000,0.282625,-0.581147,0.763145,0.000000,-0.332820,0.684362,0.648753,0.000000,-2125769.830969,4371113.856307,4115935.442374,1],    "boundingVolume": {    "region": [2.023358,0.705897,2.023526,0.705992,0.000000,47.342516]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/3_1827406.b3dm"}}}