{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948719,-0.316120,0.000000,0.000000,0.176483,-0.529649,0.829654,0.000000,-0.261719,0.785455,0.560860,0.000000,-1671038.544687,5015021.642308,3557042.014765,1],    "boundingVolume": {    "region": [1.892385,0.595313,1.892481,0.595536,0.000000,8.794527]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/14_1180913.b3dm"}}}