{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "226251",
    "entityType": "User",
    "nonce": "0x28162a21af84ac339d2525af0b83adc8adb64723fdf4e6e57a29a1bfa186b10c",
    "signature": "0x18a4624c954a982490f4a718540d15785f8f6b3a089ee16052d0335f70971d4f0e1490829b040a01a889f8612f0ca725b45d0d33bb2ee8dac4306985e09d138a1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}