{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "194079",
    "entityType": "User",
    "nonce": "0x52077419c15ac22e0245da412445223e8a7a801a33560522dc019d681c1d1014",
    "signature": "0x06119a74e24f30b2a3fadd2fe7cffe2f65fff4ecfcb4bb171224ae077be7e3d8661eeab6d00224a4e53d1440e3992d001de6adf19c74c6f68c8d51a5ccfa1f0f1c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}