{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "346741915",
    "entityType": "User",
    "nonce": "0x0144142698c3cc19c38bd6544ec8b64f03b220a231428835d3e1ee7de3aceaaf",
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    "signer": "0x14E9E2DE68f02AA0cD2B7566Dd9B7A0993b2D124",
    "userId": "832018853"
  }
}