{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950149,-0.311797,0.000000,0.000000,0.174208,-0.530870,0.829354,0.000000,-0.258046,0.786352,0.561305,0.000000,-1647593.735718,5020756.814889,3559867.992904,1],    "boundingVolume": {    "region": [1.887811,0.595857,1.887950,0.596066,0.000000,8.779620]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1430182.b3dm"}}}