{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xde91145442a363607af3e016e60508698f211e17998505fbf0a5a65f84efa650",
    "signature": "0xa9eb8319bd1fefdd63b2bace37be5ae683d5cf4afaf71c1fee1934528953992f185fcf348be6b581b87ce0d8e600beff587a786b4d0d670fe9f4bb103b5ffcdb1b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}