{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950682,-0.310166,0.000000,0.000000,0.173616,-0.532145,0.828661,0.000000,-0.256480,0.786129,0.562333,0.000000,-1637598.846674,5019356.326901,3566404.685277,1],    "boundingVolume": {    "region": [1.886082,0.597120,1.886247,0.597289,0.000000,8.756691]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/6_1384709.b3dm"}}}