{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "869329246",
    "entityType": "User",
    "nonce": "0xf08c121588f6871867196bf723d6b5975796cd374b47c0cf682badd14ccecd20",
    "signature": "0xbfb0d1959340de97d9395ffe3b77a5ff8ec27c66e24566441c88691a0e25088044ed43f4859a5b78f5553b74aac395abe3f79dcfe76af37ba8664634972b664e1b",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}