{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857917,-0.513788,0.000000,0.000000,0.262851,-0.438906,0.859227,0.000000,-0.440681,0.735844,0.514134,0.000000,-2813213.426357,4697472.980003,3260150.018466,1],    "boundingVolume": {    "region": [2.110308,0.539935,2.110473,0.540060,0.000000,19.015500]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/4_340245.b3dm"}}}