{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x4b65b85e6302884b956ba3145de53a4b8a92d4e141275177aab2dbf18a06866d",
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}