{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950484,-0.310774,0.000000,0.000000,0.173645,-0.531084,0.829335,0.000000,-0.257193,0.786611,0.561333,0.000000,-1642146.239558,5022412.471217,3560048.353807,1],    "boundingVolume": {    "region": [1.886745,0.595939,1.886861,0.596053,0.000000,8.804843]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/14_1426574.b3dm"}}}