{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59528",
    "entityType": "User",
    "nonce": "0x81d607cc1de5acce85b2b65106d1b74451301241653a54fd46233aa23884a925",
    "signature": "0x1640d886512299ecdd4990929e85d7c9ac57bed95331740914217bd29436c74a421762d875eeb5c13802a845dc7f754febd8a1086b86f71848bbc6702d1514531c",
    "signer": "0xa8f7095A0c242Ec250237b27D262F8dd71fDD39a",
    "userId": "416224811"
  }
}