{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949316,-0.314322,0.000000,0.000000,0.175524,-0.530120,0.829557,0.000000,-0.260200,0.785856,0.561004,0.000000,-1661340.016070,5017588.133702,3557959.312744,1],    "boundingVolume": {    "region": [1.890470,0.595545,1.890607,0.595652,0.000000,8.819391]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/5_1366738.b3dm"}}}