{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x3ae289f33d6a983c0a509263b3026c1496cde2b20c0395b836610385d1292430",
    "signature": "0x7e830d4d4352207766e4deb0e8167d8f3a2931290231d4a8802248a779e0c57d16d82b7e73b831dc61fd737bd14a0263761ae5d02f86ad15147e1dca002a35071b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}