{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950982,-0.309247,0.000000,0.000000,0.172742,-0.531208,0.829445,0.000000,-0.255964,0.787128,0.561170,0.000000,-1634293.863784,5025710.971254,3559013.631559,1],    "boundingVolume": {    "region": [1.885124,0.595689,1.885270,0.595909,0.000000,8.315045]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/12_1340134.b3dm"}}}