{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x325d3ff21876a8e37c5a3c814e3c1cc9ad31db2f5a55490b7448a82ef233e8fa",
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}