{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950588,-0.310455,0.000000,0.000000,0.173794,-0.532143,0.828625,0.000000,-0.256707,0.786017,0.562387,0.000000,-1639048.445847,5018640.618339,3566743.688177,1],    "boundingVolume": {    "region": [1.886419,0.597220,1.886516,0.597319,0.000000,13.660101]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/13_1385059.b3dm"}}}