{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949397,-0.314079,0.000000,0.000000,0.175592,-0.530778,0.829121,0.000000,-0.259861,0.785507,0.561651,0.000000,-1659179.419819,5015368.435369,3562067.068108,1],    "boundingVolume": {    "region": [1.890233,0.596339,1.890332,0.596420,0.000000,8.429607]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/14_1409838.b3dm"}}}