{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "944969758",
    "entityType": "User",
    "nonce": "0xf90c48d781a5f11b64ece818dac38be0400aeb6ef9246cda9cd1d35264cdf7ee",
    "signature": "0x53189a7c43b22f1db6efc1f5691fb25cfd0096d19e45e9f92916f10e07b163202319e1894067bcb8449126bec9c4040f31f7eb1852762f70c1152b92bf1d6a221c",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}