{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950428,-0.310945,0.000000,0.000000,0.173726,-0.531005,0.829369,0.000000,-0.257346,0.786596,0.561283,0.000000,-1643120.561079,5022318.902197,3559732.909526,1],    "boundingVolume": {    "region": [1.886934,0.595877,1.887034,0.595994,0.000000,8.489751]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/14_1426048.b3dm"}}}