{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950817,-0.309752,0.000000,0.000000,0.173210,-0.531689,0.829039,0.000000,-0.256255,0.786603,0.561773,0.000000,-1636159.214344,5022370.286720,3562844.521409,1],    "boundingVolume": {    "region": [1.885646,0.596443,1.885811,0.596612,0.000000,8.435034]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1324565.b3dm"}}}