{
  "manageEntity": {
    "action": "Save",
    "entityId": "840076339",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x9a79f22ef6a54658c55e5e5c3c6545d5e2518a5533de0d0ca074031258fac1be",
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}