{
  "manageEntity": {
    "action": "Save",
    "entityId": "840076339",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xb349f28b7d193cee20dcb05f25207fd47f6d46cc7260afadb3e239a1e15479b3",
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}