{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950561,-0.310538,0.000000,0.000000,0.113760,-0.348222,0.930484,0.000000,-0.288689,0.883680,0.368467,0.000000,-1842136.696573,5638795.119743,2335464.345870,1],    "boundingVolume": {    "region": [1.886510,0.377334,1.886602,0.377386,0.000000,10.706209]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/7/16.b3dm"}}}