{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "139228",
    "entityType": "User",
    "nonce": "0x22ebbf712e7f94559169cb5a13772ba9407469fbe12cc76e5d63a77b74a3fb20",
    "signature": "0x7acf7933ed2149d0251a40c6550f8053d02185340244c9de5137631ae7a8511e251d8cda1d1cb1afc8597a735bf659a50df420222709573b3012d02b0bcbfaf41b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}