{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949459,-0.313891,0.000000,0.000000,0.175021,-0.529404,0.830120,0.000000,-0.260021,0.786513,0.560166,0.000000,-1660196.277005,5021765.725385,3552631.201444,1],    "boundingVolume": {    "region": [1.890004,0.594453,1.890166,0.594719,0.000000,8.787286]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/11_1380944.b3dm"}}}