{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949710,-0.313132,0.000000,0.000000,0.175010,-0.530795,0.829233,0.000000,-0.259113,0.785872,0.561485,0.000000,-1654403.830090,5017699.572614,3561012.256448,1],    "boundingVolume": {    "region": [1.889209,0.596095,1.889362,0.596263,0.000000,17.871203]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/4_1436026.b3dm"}}}