{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x0b5104ab0e46434251160b4c94aa7b8eed383730a9e30632960f9139822002d3",
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}