{
  "manageEntity": {
    "action": "Update",
    "entityId": "1044618871",
    "entityType": "Playlist",
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    "nonce": "0x60bf7310ac237b06f446d368cd6796c072bfa8817539078be6f304e52274ec57",
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    "signer": "0x7a0Cc6B11985E9A7A2E4D3dfC59bd51b8Ef3Ed03",
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}