{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948954,-0.315413,0.000000,0.000000,0.176156,-0.529983,0.829511,0.000000,-0.261089,0.785513,0.561073,0.000000,-1667016.341126,5015394.529063,3558394.185458,1],    "boundingVolume": {    "region": [1.891620,0.595628,1.891757,0.595734,0.000000,8.816941]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_1070425.b3dm"}}}