{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949649,-0.313316,0.000000,0.000000,0.174690,-0.529481,0.830141,0.000000,-0.259551,0.786690,0.560136,0.000000,-1657192.496932,5022895.468288,3552437.829799,1],    "boundingVolume": {    "region": [1.889398,0.594417,1.889560,0.594682,0.000000,8.813729]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/11_1461760.b3dm"}}}