{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950017,-0.312197,0.000000,0.000000,0.174520,-0.531065,0.829164,0.000000,-0.258318,0.786061,0.561587,0.000000,-1649327.213527,5018904.138155,3561665.197075,1],    "boundingVolume": {    "region": [1.888216,0.596201,1.888387,0.596406,0.000000,17.053839]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/3_1441630.b3dm"}}}