{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950594,-0.310438,0.000000,0.000000,0.173390,-0.530941,0.829480,0.000000,-0.256960,0.786841,0.561118,0.000000,-1640658.482455,5023876.010738,3558678.250446,1],    "boundingVolume": {    "region": [1.886392,0.595678,1.886507,0.595792,0.000000,8.777612]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1424297.b3dm"}}}