{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949674,-0.313239,0.000000,0.000000,0.175204,-0.531183,0.828944,0.000000,-0.259110,0.785567,0.561913,0.000000,-1654387.440607,5015757.269002,3563736.763031,1],    "boundingVolume": {    "region": [1.889347,0.596686,1.889448,0.596708,0.000000,8.277846]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/1/14_1415519.b3dm"}}}