{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949681,-0.313220,0.000000,0.000000,0.114388,-0.346825,0.930928,0.000000,-0.291323,0.883288,0.367332,0.000000,-1858935.295405,5636280.459096,2328261.213623,1],    "boundingVolume": {    "region": [1.889294,0.376014,1.889462,0.376264,0.000000,8.920872]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/3_28676.b3dm"}}}