{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xd01ab2dd45790f35d54ccd0eb20a52a951c721f6e7197ee507dfc2b334599874",
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}