{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xf98c171e3d98fed52cee488e93d8938dc6335968b22a03e847325ade7f93033f",
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}