{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x325f87777e9ef7e69c0eedfd877664c1600dd96ff606c67d9d8ee26a693c4825",
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}