{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "131891",
    "entityType": "User",
    "nonce": "0xa7841df5ee5995f708c9a4747367893dd39689269d6a20448c4179d1267a9295",
    "signature": "0x0dafca9545ca4b108b6bd1532ff26aa861f4faecbabb1443da79e75985cb49ca4d65907cf403b77cb5b5cf537ed11360fc78d753802cefec73c7c05f03892e981b",
    "signer": "0x80005E1c5cb88Fd03a994eC8a06eFD4c801102D7",
    "userId": "225974748"
  }
}