{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xc6b9ffbeb34f9d818a915e6fd14c020ca57b081401db4861bf45ab5018b07f75",
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    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
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}