{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950342,-0.311207,0.000000,0.000000,0.174041,-0.531473,0.829003,0.000000,-0.257448,0.786176,0.561826,0.000000,-1643775.630346,5019642.218764,3563181.004127,1],    "boundingVolume": {    "region": [1.887184,0.596499,1.887335,0.596684,0.000000,8.813921]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/3_1399114.b3dm"}}}