{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x35b14a3d0426a0a01401fee1e930682e615d47a171c5f0aa09db4ae647c48733",
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}