{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896917,-0.442198,0.000000,0.000000,0.282367,-0.572730,0.769577,0.000000,-0.339371,0.688352,0.641092,0.000000,-2167540.264503,4396453.802796,4067199.191204,1],    "boundingVolume": {    "region": [2.028753,0.695864,2.028936,0.695977,0.000000,51.727652]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/4_448772.b3dm"}}}