{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951317,-0.308214,0.000000,0.000000,0.113880,-0.351495,0.929238,0.000000,-0.286140,0.883185,0.371630,0.000000,-1825883.746673,5635678.880682,2355527.441225,1],    "boundingVolume": {    "region": [1.884033,0.380717,1.884189,0.380811,0.000000,21.875736]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/13_42947.b3dm"}}}