{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xb5f8954a5c21bde0dcc2b4a86936c20f9dd1c7a4ed087f34858909bd96173dbd",
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}