{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944556,-0.328351,0.000000,0.000000,0.182986,-0.526387,0.830321,0.000000,-0.272066,0.782642,0.559867,0.000000,-1737098.817006,4997045.418000,3550730.476433,1],    "boundingVolume": {    "region": [1.905272,0.594091,1.905436,0.594360,0.000000,9.742684]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_950558.b3dm"}}}