{
  "manageEntity": {
    "action": "Save",
    "entityId": "1552689876",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x17b187fa24b515397f5e824109ac47cdfd17a7b907c9162f9315452780693c94",
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    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
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  }
}