{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950234,-0.311536,0.000000,0.000000,0.174228,-0.531424,0.828995,0.000000,-0.257717,0.786079,0.561838,0.000000,-1645494.849647,5019025.387742,3563255.878598,1],    "boundingVolume": {    "region": [1.887529,0.596513,1.887681,0.596698,0.000000,8.804214]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1399245.b3dm"}}}