{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x7e6cf7d27b72a587c80db6ff9594f8a0244e8c6c1a81c433988efd3d882b76ff",
    "signature": "0xa3e008b9d1d7d9d7575e390e19abb095f4b993e284d8a61bb07d26613696d6f8426fa412a5115d7c6318e6c9e6a4d1dc70c9973c55512bd5c13acca0267101f81b",
    "signer": "0x0d31615A1622a96727aa4A5EfA5e745f6740805E",
    "userId": "114187958"
  }
}