{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x013babea1771d9a0e7605f90a9d7ae36520d5d2bf9dd989a96bcf731010f069e",
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}