{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949480,-0.313827,0.000000,0.000000,0.175456,-0.530839,0.829111,0.000000,-0.259649,0.785566,0.561666,0.000000,-1657830.423718,5015746.233432,3562162.560916,1],    "boundingVolume": {    "region": [1.889968,0.596357,1.890067,0.596439,0.000000,19.594049]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/14_1410587.b3dm"}}}