{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x33eb75a2851c8bee6e5e11c174d36615cc011c7c2988339a34e8dc2ee3397c67",
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}