{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948727,-0.316097,0.000000,0.000000,0.176406,-0.529461,0.829790,0.000000,-0.261744,0.785592,0.560657,0.000000,-1671196.404629,5015890.805980,3555750.790208,1],    "boundingVolume": {    "region": [1.892361,0.595067,1.892457,0.595290,0.000000,8.816292]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1179279.b3dm"}}}