{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xcf4df5aa85596774986631f3e28ab44efa6ef841b98866f2e295c0db788e95ae",
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}