{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x93d921b4a08bcfe1020b4614d1e9b80a0757fa7b3fb0d38e5676eec7fcc0fa61",
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    "signer": "0x700192Ed1eAF4C3D6E049F3b29D1ce21365e61A6",
    "userId": "980397349"
  }
}