{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950572,-0.310503,0.000000,0.000000,0.173636,-0.531570,0.829026,0.000000,-0.256872,0.786388,0.561792,0.000000,-1640099.609348,5020997.887346,3562966.319342,1],    "boundingVolume": {    "region": [1.886469,0.596501,1.886567,0.596600,0.000000,20.032815]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/5_1390825.b3dm"}}}