{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950050,-0.312099,0.000000,0.000000,0.174515,-0.531236,0.829055,0.000000,-0.258202,0.785984,0.561748,0.000000,-1648589.355846,5018415.545589,3562688.227805,1],    "boundingVolume": {    "region": [1.888129,0.596393,1.888267,0.596602,0.000000,8.808884]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1398253.b3dm"}}}