{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950629,-0.310331,0.000000,0.000000,0.173370,-0.531080,0.829395,0.000000,-0.256846,0.786788,0.561244,0.000000,-1639927.015363,5023540.562036,3559483.431144,1],    "boundingVolume": {    "region": [1.886280,0.595831,1.886396,0.595946,0.000000,8.318154]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1343075.b3dm"}}}