{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xabf707fe9e722f4ecfe66175d9e1a6e0716e514d2773b1c9d0feb4ad65e8832f",
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}