{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x4ca46840cdfb6bd7be09a2b4121c48290e84f37f40b7d57a18ee49bbcf198cc9",
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}