{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949298,-0.314377,0.000000,0.000000,0.175623,-0.530315,0.829411,0.000000,-0.260199,0.785702,0.561221,0.000000,-1661338.512016,5016603.952699,3559338.251181,1],    "boundingVolume": {    "region": [1.890528,0.595807,1.890665,0.595914,0.000000,8.729292]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/8_1362182.b3dm"}}}