{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950040,-0.312129,0.000000,0.000000,0.174393,-0.530807,0.829356,0.000000,-0.258321,0.786263,0.561302,0.000000,-1649349.671428,5020190.739744,3559853.303428,1],    "boundingVolume": {    "region": [1.888144,0.595856,1.888315,0.596061,0.000000,8.809885]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_1434282.b3dm"}}}