{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x7e31727d6037b8b566e9be82062576ad65e2095cebd4c8bfd8f7a21c456e5b54",
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}