{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51879",
    "entityType": "User",
    "nonce": "0xa6d652699b7304e9ef1fedeeb479cc68dbd42cfa5c577dfec474981d810520b1",
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    "signer": "0x053AE6b4e0E1ca4c355a1f76Ce5696623A43A617",
    "userId": "79438"
  }
}