{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948717,-0.316125,0.000000,0.000000,0.176347,-0.529231,0.829950,0.000000,-0.261818,0.785736,0.560420,0.000000,-1671667.480149,5016808.758229,3554244.166580,1],    "boundingVolume": {    "region": [1.892391,0.594781,1.892487,0.595004,0.000000,8.766387]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/11_1177644.b3dm"}}}