{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xf74c5e87e8acdee859fe5c543403e71ec5ac298d778715a1a6b3c9afa2cd3bcd",
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}