{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948218,-0.317621,0.000000,0.000000,0.116450,-0.347647,0.930366,0.000000,-0.295235,0.881389,0.368768,0.000000,-1883908.845489,5624178.786412,2337372.896505,1],    "boundingVolume": {    "region": [1.893963,0.377644,1.894068,0.377723,0.000000,11.083224]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/21/10_18122.b3dm"}}}