{
  "manageEntity": {
    "action": "Save",
    "entityId": "338232720",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x7a632d12986f92e547f76ac98fa96af99c1e71e3a535eacf8c6cffa097db85b2",
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}