{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "296466",
    "entityType": "User",
    "nonce": "0x9a8a3b1b370d05d4655f5697f1f18f799f7e7540ece9fd6c8831eb3028c14ab7",
    "signature": "0xc81aa233914e3c64fd81e95cc77ca5b05db2e2bd1c27fba3ec26bc650505fc4e3008b9cdbe6c56bb285790d06281a4622fa8d7967ce53b76691409d6e11ecded1c",
    "signer": "0xC35123bF05ca0B3A7B333c53E47bcd9f9DA864d4",
    "userId": "33896318"
  }
}