{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x48026f818ab5a90a28f81a84019a9829e5a6e600403bf7c830781681efd67b58",
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}