{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949625,-0.313389,0.000000,0.000000,0.175260,-0.531070,0.829005,0.000000,-0.259253,0.785584,0.561823,0.000000,-1655302.075784,5015864.474666,3563164.966073,1],    "boundingVolume": {    "region": [1.889479,0.596504,1.889632,0.596673,0.000000,12.226917]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/7_1411648.b3dm"}}}