{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x5355b881414e8541fed3170818cb4540bc6c30fb0eb7dabc22ae1535e6e20d7d",
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    "signer": "0x4fA45A786102AEC4907B9AC5fcCf1e186f518C86",
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}