{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "824478223",
    "entityType": "User",
    "nonce": "0x24fca8bf893a33c488e1c06d0955b9ac797e9199b67989a8ac0ce04cf7965889",
    "signature": "0x984d4389465d26b97a1bc3ca699b2fb4a7374d531b20228eac39354c93ab28a564873edea1fe3aaa2c332167310262ce76a0e1f2fad96d42a2110b31a16800fc1c",
    "signer": "0x7C58EC2581dEAbE56a54AD15Aa8c648De695636d",
    "userId": "114524"
  }
}