{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x096c0ca52a1fcb43ac2daec8484a0bfc75a68d111ad6b83454042dca4741dada",
    "signature": "0x88158122e7db04149a1f3823d8e6f53b1e104a39cc8564aa7e254eca87b16c0836751e0f7c7cfa33621760864ae5faaa5430942e0c1ba06f322cefe9145c38f31b",
    "signer": "0x79a237Bb7C1298A003c60115090825377943703D",
    "userId": "227769388"
  }
}