{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xd5366ba1cf134c2c8e4c27abcb15eecbbcae21c5d01c3686e0a9e633427e6d06",
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}