{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949284,-0.314419,0.000000,0.000000,0.175782,-0.530715,0.829121,0.000000,-0.260143,0.785413,0.561651,0.000000,-1660979.673953,5014772.236095,3562067.463032,1],    "boundingVolume": {    "region": [1.890592,0.596339,1.890691,0.596421,0.000000,8.719073]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/14_1417161.b3dm"}}}