{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x4308161b3556a4b8fc6ea38b7dc1abd3e6c0080e6c2b574520b1ac9283f42ecb",
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}