{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951195,-0.308591,0.000000,0.000000,0.115662,-0.356514,0.927103,0.000000,-0.285824,0.881019,0.376975,0.000000,-1823893.366861,5621935.728372,2389436.069155,1],    "boundingVolume": {    "region": [1.884426,0.386476,1.884589,0.386579,0.000000,56.986053]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/12_2443.b3dm"}}}