{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xe154ac3ded842a8c043bdc50b8c1474c37a2c22cd594213b193f7066a73265cf",
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}