{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950554,-0.310560,0.000000,0.000000,0.173673,-0.531574,0.829016,0.000000,-0.256916,0.786363,0.561807,0.000000,-1640382.128615,5020837.286132,3563061.932172,1],    "boundingVolume": {    "region": [1.886530,0.596519,1.886627,0.596618,0.000000,12.476542]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/6_1329840.b3dm"}}}