{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xf8c534d4081f5e6468e9c114cec0ac562cbcd741cb72f20a09296e71785b2458",
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}