{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "31724295",
    "entityType": "User",
    "nonce": "0xa7cc43c8aac858ac9464c8ba24efd8cc65fe1f5e17ee8006d2716829fac9e33d",
    "signature": "0xf87386ae85dadcee9e1a5e297b928e43e58e50bb1b4da78f202254b4a7af59d44e5827dbc32304278052a350725b567923d015273008222522f530680cba2c581c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}