{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x32a7ffd5aa0a2a29b2b64787063bd6809a41f965e9d47e6cf69932604b8c31b7",
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}