{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948428,-0.316993,0.000000,0.000000,0.116360,-0.348143,0.930192,0.000000,-0.294596,0.881417,0.369211,0.000000,-1879834.731261,5624365.919578,2340182.138896,1],    "boundingVolume": {    "region": [1.893302,0.378121,1.893406,0.378199,0.000000,4.348470]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/16_12873.b3dm"}}}