{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950450,-0.310877,0.000000,0.000000,0.173443,-0.530273,0.829896,0.000000,-0.257454,0.787120,0.560499,0.000000,-1643805.967869,5025647.760675,3554748.407889,1],    "boundingVolume": {    "region": [1.886820,0.594915,1.887003,0.595061,0.000000,8.735593]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/14_1449353.b3dm"}}}