{
  "manageEntity": {
    "action": "Save",
    "entityId": "9873",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x37a944892f4b113b3472c9901050a747fd40f90e6a455879c021187905afe37d",
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  }
}