{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "8151",
    "entityType": "User",
    "nonce": "0xe67159bc0f7ec6bd44eba1eba41daa61aaa10130e13a66bd20b9c562589d3940",
    "signature": "0x41843b494b3eda1f17b8f916a67ed1fcf8706a81ad0698d043049dc9474f638537dc3dc0a6a9c91bb8e3657304089564644a23675e0494717035e8413dbc221b1b",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}