{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950402,-0.311025,0.000000,0.000000,0.173940,-0.531511,0.829000,0.000000,-0.257296,0.786222,0.561831,0.000000,-1642805.587831,5019937.296549,3563212.458457,1],    "boundingVolume": {    "region": [1.887019,0.596548,1.887116,0.596647,0.000000,8.811629]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/6_1392220.b3dm"}}}