{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949684,-0.313209,0.000000,0.000000,0.174764,-0.529904,0.829855,0.000000,-0.259373,0.786446,0.560560,0.000000,-1656058.472262,5021345.818826,3555138.189270,1],    "boundingVolume": {    "region": [1.889286,0.594930,1.889448,0.595195,0.000000,8.811738]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/13_1357386.b3dm"}}}