{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0xa7d05d03146e08e31a791547f9661f5ffa00ba6574ea85319fdaa87931624413",
    "signature": "0xe971c2b5060f8b52c964568185e35e00ed209d8edf9ec32ede8fc4f340fb33f8565bf2cfdab19e3a8554e2ab178816ebb45377631533e8c0db407a1c63eca4fc1c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}