source.thumb = (_a = source.thumb) !== null && _a !== void 0 ? _a : { id: null, url: thumbUrl };
source.cluster = (_b = source.sfm_cluster) !== null && _b !== void 0 ? _b : { id: null, url: null };
source.creator = { id: null, username: null };
source.thumb = (_a = source.thumb) !== null && _a !== void 0 ? _a : { id: null, url: thumbUrl };
source.cluster = (_b = source.sfm_cluster) !== null && _b !== void 0 ? _b : { id: null, url: null };
source.creator = { id: null, username: null };