{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x63ae867546bfdec7e9475e733c56402f12aec2b2eaf65229fb7af43ffe5ca656",
    "signature": "0x57c426a7719edff95ff72091c893488c6dc2619cab79f873e090abd32bed1a3f15c2da1beba5db52bb543a004940339be726b9e53252d972d63184f02e0f3c7f1b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}