{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x1ed77cffc0155887e58927a6187988ea11c52535a0ba79e23a1cc06b3151749d",
    "signature": "0xb1e67decc6b0388a4b6983d5b0ae989928f6e6ef04fae0156d752dc7d1a384be09fbf8d31d7bf6c18e9e54c20d4e6a10e0d71aee2570a652ce41bca78d21a36d1b",
    "signer": "0x6CF29C21c9C0b405C773f3605658C095Af4c28EF",
    "userId": "950485788"
  }
}