{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949415,-0.314023,0.000000,0.000000,0.175500,-0.530607,0.829250,0.000000,-0.259855,0.785645,0.561460,0.000000,-1659144.520943,5016248.097588,3560852.632205,1],    "boundingVolume": {    "region": [1.890174,0.596108,1.890273,0.596190,0.000000,8.804959]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/11_1442925.b3dm"}}}