{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x58c18150aefd0e5dca5e1adb593381c938111f8a2ea06fa1fe05d61b1a091038",
    "signature": "0x22fe7706ff8c22d536c7edc419cf28c10048fca5fb5c30382708bd5c1345040769f511d9202e1385cbfa95dc289fac51610c7edadea98a2b7a12f9d56e76f1871b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}