{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x0ced7d1baad957383afe6284c3f490282febc440dcc6bed4d97f55455e1153d1",
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}