{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950641,-0.310292,0.000000,0.000000,0.116547,-0.357065,0.926780,0.000000,-0.287299,0.880196,0.377775,0.000000,-1833306.702940,5616695.890464,2394515.216957,1],    "boundingVolume": {    "region": [1.886237,0.387328,1.886356,0.387457,0.000000,17.824184]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/6_60285.b3dm"}}}