{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949385,-0.314116,0.000000,0.000000,0.175378,-0.530065,0.829622,0.000000,-0.260050,0.785976,0.560906,0.000000,-1660382.219384,5018349.328896,3557337.001236,1],    "boundingVolume": {    "region": [1.890240,0.595347,1.890402,0.595613,0.000000,8.770703]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1367593.b3dm"}}}