{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1994482",
    "entityType": "User",
    "nonce": "0xdf32f865571216ecd3b78f77e12991cf936d851091566247bdf481e24772ef01",
    "signature": "0x967b93dca916f96dc9e531a7edd3c354e789e5b1cab190d77addc9ea24b48a0e0b4795ed0f978be621ecf8b164dbf300863a573f1ddeb7497accec21cb7a78c91c",
    "signer": "0x39Ee5CE09851e3027d612276AD7A97737C195e34",
    "userId": "16487"
  }
}