{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948881,-0.315634,0.000000,0.000000,0.176480,-0.530546,0.829081,0.000000,-0.261134,0.785042,0.561710,0.000000,-1667312.930014,5012399.177157,3562446.149454,1],    "boundingVolume": {    "region": [1.891852,0.596398,1.891989,0.596505,0.000000,8.818306]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_1113939.b3dm"}}}