{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949293,-0.314393,0.000000,0.000000,0.175275,-0.529233,0.830175,0.000000,-0.260454,0.786428,0.560084,0.000000,-1662960.731550,5021222.164526,3552110.030251,1],    "boundingVolume": {    "region": [1.890532,0.594354,1.890694,0.594620,0.000000,8.819257]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/10_1383139.b3dm"}}}