{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xed307462b290a5f50dd74b1dc193b949b4db1741935c96760cfed0ed12afe4da",
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}