{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950387,-0.311069,0.000000,0.000000,0.115174,-0.351884,0.928931,0.000000,-0.288694,0.882027,0.372404,0.000000,-1842184.505003,5628301.442331,2360436.511873,1],    "boundingVolume": {    "region": [1.887051,0.381546,1.887177,0.381649,0.000000,20.695461]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/11/16_66253.b3dm"}}}