{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x735accfb267a7d5744b97c216332df585cc2517f49f8401b6b78b2572104d227",
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}