{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xae71862c4457569f62511fb93f8f030933af811f144da8f526c7df8442edace6",
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}