{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x11c3479941376ef186a90bd639ac95a0d8a6fd360c9c8d530ebf8359fa9e7aa0",
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}