{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xfdef462d8b746436862e1003c7a24d479878ce181f3dd8d7fd8472298724c69d",
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}