{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "79768",
    "entityType": "User",
    "nonce": "0x5452091cb0421c8353c754a2e62b822fbe69b798233c58611c932d41d43e7994",
    "signature": "0xa3190e13276946146f41f482deb6910eabf1f89290520fab34fb502471f550dc3fed69eba3689b6a3a947e0e9d2a512d698434bb6e8f373dadf833450e3f76f31b",
    "signer": "0xbd46Bcac8C3e064551c2246449d84B4a406021f9",
    "userId": "273766994"
  }
}