{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896303,-0.443443,0.000000,0.000000,0.283728,-0.573482,0.768516,0.000000,-0.339853,0.686924,0.642367,0.000000,-2170630.212147,4387360.170730,4075308.126328,1],    "boundingVolume": {    "region": [2.030166,0.697523,2.030299,0.697642,0.000000,58.000399]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_543110.b3dm"}}}