{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950130,-0.311854,0.000000,0.000000,0.174180,-0.530675,0.829485,0.000000,-0.258134,0.786461,0.561111,0.000000,-1648154.970806,5021451.990899,3558635.757015,1],    "boundingVolume": {    "region": [1.887891,0.595669,1.887990,0.595786,0.000000,8.767530]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/12_1428713.b3dm"}}}