{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949574,-0.313542,0.000000,0.000000,0.175040,-0.530116,0.829662,0.000000,-0.259587,0.786170,0.560848,0.000000,-1657429.612028,5019588.943797,3556967.427181,1],    "boundingVolume": {    "region": [1.889636,0.595277,1.889798,0.595543,0.000000,8.602500]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/14_1367942.b3dm"}}}