{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949543,-0.313635,0.000000,0.000000,0.174883,-0.529466,0.830110,0.000000,-0.259806,0.786573,0.560182,0.000000,-1658821.837107,5022148.868689,3552730.950847,1],    "boundingVolume": {    "region": [1.889734,0.594472,1.889897,0.594738,0.000000,8.818397]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/11_1380797.b3dm"}}}