{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xe97fc8ea20ccf1ec6b49134321870b752a9f110ae061e429e012d3a157708bc6",
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}