{
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    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xcd1645106d3306b6d7885714d0e7883e654067afb235304929cb28802f4bb05f",
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    "signer": "0xeC8C14C00b5BA1F2d81b4C877E3fbE12A962EcF9",
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}