{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950810,-0.309773,0.000000,0.000000,0.173114,-0.531350,0.829276,0.000000,-0.256347,0.786824,0.561421,0.000000,-1636742.884898,5023776.635934,3560608.061188,1],    "boundingVolume": {    "region": [1.885678,0.595992,1.885824,0.596212,0.000000,8.795153]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/13_1339322.b3dm"}}}