{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x10ff81634805e517e534401b58e966b9028fac4466fabc10e86bf98365f2a97c",
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    "signer": "0x52BAA98ee831ee3079B246db314335Caf4c7EDFB",
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}