{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950390,-0.311062,0.000000,0.000000,0.115168,-0.351872,0.928936,0.000000,-0.288689,0.882034,0.372390,0.000000,-1842153.372557,5628347.228031,2360352.202081,1],    "boundingVolume": {    "region": [1.887043,0.381532,1.887169,0.381635,0.000000,11.161609]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/11/16_66216.b3dm"}}}