{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xd43f10b01a4170efd0a432201b5dea69c18e1068a544e59015808a1a07542774",
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}