{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896892,-0.442249,0.000000,0.000000,0.282276,-0.572462,0.769810,0.000000,-0.339514,0.688543,0.640812,0.000000,-2168449.649148,4397667.354091,4065414.111855,1],    "boundingVolume": {    "region": [2.028810,0.695499,2.028993,0.695611,0.000000,45.106405]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_959999.b3dm"}}}