{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951194,-0.308593,0.000000,0.000000,0.115736,-0.356740,0.927007,0.000000,-0.285796,0.880926,0.377213,0.000000,-1823714.960981,5621346.423718,2390948.031716,1],    "boundingVolume": {    "region": [1.884428,0.386733,1.884591,0.386836,0.000000,27.289516]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/15_32807.b3dm"}}}