{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949278,-0.314437,0.000000,0.000000,0.175734,-0.530537,0.829246,0.000000,-0.260197,0.785528,0.561466,0.000000,-1661323.519952,5015497.975925,3560893.042788,1],    "boundingVolume": {    "region": [1.890591,0.596103,1.890729,0.596210,0.000000,8.752069]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/11_1445251.b3dm"}}}