{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950897,-0.309507,0.000000,0.000000,0.172847,-0.531036,0.829533,0.000000,-0.256207,0.787142,0.561040,0.000000,-1635845.565892,5025796.827718,3558185.001766,1],    "boundingVolume": {    "region": [1.885398,0.595532,1.885544,0.595751,0.000000,8.798937]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/11_1421659.b3dm"}}}