{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x10970e546608a8de9c063fbe38793581a71d238b69804ffc9bca857bbeb33e9c",
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}