{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950430,-0.310939,0.000000,0.000000,0.173990,-0.531826,0.828787,0.000000,-0.257159,0.786041,0.562146,0.000000,-1641930.494188,5018791.283369,3565216.085002,1],    "boundingVolume": {    "region": [1.886929,0.596929,1.887026,0.597028,0.000000,8.805056]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/10_1396932.b3dm"}}}