{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949685,-0.313207,0.000000,0.000000,0.174759,-0.529894,0.829863,0.000000,-0.259373,0.786454,0.560549,0.000000,-1656059.586248,5021396.130688,3555067.087027,1],    "boundingVolume": {    "region": [1.889283,0.594916,1.889445,0.595182,0.000000,8.811738]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/13_1357429.b3dm"}}}