{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x210c05fe2475d19c2a37de685c18edee98a5ae89500441a20c2a18eeb16ec4f7",
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}