{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950030,-0.312159,0.000000,0.000000,0.174497,-0.531066,0.829168,0.000000,-0.258287,0.786075,0.561582,0.000000,-1649133.017694,5018994.663451,3561627.806851,1],    "boundingVolume": {    "region": [1.888176,0.596193,1.888347,0.596399,0.000000,12.086402]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/3_1347063.b3dm"}}}