{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "625201833",
    "entityType": "User",
    "nonce": "0x2e395731375d76d47ddc13129e3b0b72a2c9c11d4c2855461b42e74f00f16a11",
    "signature": "0xf6ccd45e6c23798a2c730996ae0fb72430bef7e1a1ebc5c9144dc0c12fbb683603c87da256fb0dc465732b1e1b509ab6d623a52dc42cff2f337dc7fa144c59bd1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}