{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949377,-0.314138,0.000000,0.000000,0.175391,-0.530060,0.829623,0.000000,-0.260068,0.785970,0.560906,0.000000,-1660501.922447,5018311.420035,3557334.621991,1],    "boundingVolume": {    "region": [1.890264,0.595347,1.890426,0.595613,0.000000,8.770703]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1367598.b3dm"}}}