{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "313481598",
    "entityType": "User",
    "nonce": "0xf89c1cbeb5c151b085e108783f0a660f2788b70f208aed2b136071f36d10b66e",
    "signature": "0xc4af0ac5a27386364ebf6d8bd502720696b756caa2e7b3bd284d98923a964ade527640364c1e23c9424c3f8907b7add72c1ebb7a2823b3132857dd5cb2ba67361b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}