{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x15e8ce7d0af4f490692f2360bbb485b0efa8da6fd700673b6ee60364dd5d6ed6",
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}