{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950339,-0.311218,0.000000,0.000000,0.174063,-0.531522,0.828967,0.000000,-0.257445,0.786138,0.561879,0.000000,-1643759.116088,5019404.623403,3563521.019895,1],    "boundingVolume": {    "region": [1.887195,0.596563,1.887346,0.596749,0.000000,8.778951]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/4_1399655.b3dm"}}}