{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "185335389",
    "entityType": "User",
    "nonce": "0x9521dc513bad9f4d08710bd9bce6bcb664833edc2cb81ee4f892cb6f5fc3320c",
    "signature": "0x223832da93de31ddffdb4f0eccba57474543d800ee9830d7aa2f1879d905a3e758c70725e0d501e2c368875ba7ae503220bf0629ae606866f0999d77ecff8a491c",
    "signer": "0x227c6D4cdFc19155a5212Bc082E6079835436E1e",
    "userId": "94961"
  }
}