{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949173,-0.314756,0.000000,0.000000,0.116551,-0.351471,0.928916,0.000000,-0.292111,0.880885,0.372442,0.000000,-1863988.132842,5621015.262987,2360679.841581,1],    "boundingVolume": {    "region": [1.890982,0.381619,1.891009,0.381658,0.000000,6.176498]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/17.b3dm"}}}