{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949296,-0.314383,0.000000,0.000000,0.175386,-0.529588,0.829925,0.000000,-0.260367,0.786192,0.560456,0.000000,-1662403.820514,5019722.530150,3554473.539816,1],    "boundingVolume": {    "region": [1.890522,0.594803,1.890684,0.595069,0.000000,14.010678]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/12_1457629.b3dm"}}}