{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x207d51336e20fd80cd37f869b249d9c2e66e99758f3e4668aa273a4335a5e122",
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}