{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "204071",
    "entityType": "User",
    "nonce": "0xed949d8e31776300eba7d4e747967302316b79e469c36a379bdbcf5d9cc33a53",
    "signature": "0x27c59372b925e2688dbdfcb7772afb415f9a4d8d6c12d215bd203999c7c27b7e5d39fbfc54c2e8b741a9037152a855253496b3d55f3aa199329e76818aa062231c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}