{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949623,-0.313395,0.000000,0.000000,0.175264,-0.531069,0.829004,0.000000,-0.259258,0.785582,0.561824,0.000000,-1655332.914635,5015849.633769,3563171.486994,1],    "boundingVolume": {    "region": [1.889486,0.596505,1.889639,0.596674,0.000000,12.226917]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/7_1411672.b3dm"}}}