{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x71a1f59e55bf4eb96429a120e8e347bdededea9d0da010955f6b1ba251a75d6a",
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}