{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "195899",
    "entityType": "User",
    "nonce": "0x6a9cfe6a76afc34b39e28f12637826d981cec7e79e39ba127231c803cdf2c610",
    "signature": "0x5f702a3797d3799edde866bc18ef7b340c8447bf148486d19cbb11a9f456bc60795d63000025a2b26c31d0e91f1274c17854a290c1e0a17af78ac560a0f3fc951c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}