{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950036,-0.312140,0.000000,0.000000,0.174479,-0.531049,0.829182,0.000000,-0.258276,0.786094,0.561560,0.000000,-1649060.583242,5019116.285922,3561490.874777,1],    "boundingVolume": {    "region": [1.888156,0.596167,1.888327,0.596373,0.000000,17.053839]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/3_1439785.b3dm"}}}