{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948719,-0.316120,0.000000,0.000000,0.176333,-0.529199,0.829973,0.000000,-0.261821,0.785760,0.560385,0.000000,-1671687.717772,5016959.184081,3554023.797479,1],    "boundingVolume": {    "region": [1.892386,0.594739,1.892481,0.594962,0.000000,8.766387]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/11_1213666.b3dm"}}}