{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949628,-0.313378,0.000000,0.000000,0.175244,-0.531040,0.829027,0.000000,-0.259252,0.785608,0.561790,0.000000,-1655291.686262,5016017.860501,3562955.275190,1],    "boundingVolume": {    "region": [1.889468,0.596464,1.889621,0.596633,0.000000,11.216612]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/7_1411449.b3dm"}}}