{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89797",
    "entityType": "User",
    "nonce": "0x68f88d64e45e080a5cba68685df9463948c82ff1d5de37d558b0c0c2156cd063",
    "signature": "0x77deac33985ad99eae1df75d2cae441acde27783d985eae524a30b70b4fb9a50464eb43bd3c9d63744311980f7f733a04adad4092168e064dbffa7295176276f1b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}