{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950544,-0.310591,0.000000,0.000000,0.173523,-0.531056,0.829379,0.000000,-0.257055,0.786702,0.561269,0.000000,-1641266.363008,5022990.924120,3559640.718675,1],    "boundingVolume": {    "region": [1.886553,0.595861,1.886669,0.595975,0.000000,8.708512]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1343010.b3dm"}}}