{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950900,-0.309499,0.000000,0.000000,0.172736,-0.530713,0.829762,0.000000,-0.256271,0.787364,0.560699,0.000000,-1636254.901519,5027209.325715,3556015.367515,1],    "boundingVolume": {    "region": [1.885389,0.595119,1.885535,0.595339,0.000000,8.742233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/9_1341274.b3dm"}}}