{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xc2efaedea739c247343dc55f6ae2643043a2f3d3727fae932b6e365806987f22",
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}