{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950528,-0.310640,0.000000,0.000000,0.173532,-0.530992,0.829418,0.000000,-0.257109,0.786726,0.561210,0.000000,-1641605.464510,5023146.736252,3559266.980754,1],    "boundingVolume": {    "region": [1.886605,0.595790,1.886721,0.595904,0.000000,8.818020]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/13_1425419.b3dm"}}}