{
  "manageEntity": {
    "action": "Save",
    "entityId": "564431695",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x50392d1fc0a6b29878324480ca9f2f6bb4c0080cac2abbc343f8f124d7d623b7",
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}