{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "138823",
    "entityType": "User",
    "nonce": "0x60684fa30db0920bd9479ea6623343b681a15c0145d042e8f6791d68c150064c",
    "signature": "0xbf5727c1c7a31e801d81bebd1cbac132c83f39ec9fc993ef575c25a519277d1b784001e20fe8cebd037023e772def3ce5ef377650d9e900bd4d107d48795acd11c",
    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}