{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x2e4b78e4126f929ce7a7cfbd5227a3ea360a610ccb7a49a684593fc1bc18c86b",
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}