{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950428,-0.310945,0.000000,0.000000,0.173502,-0.530323,0.829852,0.000000,-0.257497,0.787059,0.560565,0.000000,-1644080.184692,5025259.625023,3555167.462336,1],    "boundingVolume": {    "region": [1.886892,0.594995,1.887075,0.595141,0.000000,8.789362]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/14_1449594.b3dm"}}}