{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951005,-0.309175,0.000000,0.000000,0.116033,-0.356912,0.926903,0.000000,-0.286303,0.880652,0.377470,0.000000,-1826948.215620,5619597.633716,2392579.034453,1],    "boundingVolume": {    "region": [1.885040,0.387011,1.885203,0.387114,0.000000,15.259136]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/17_59516.b3dm"}}}