{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "169705",
    "entityType": "User",
    "nonce": "0x5d1114f535e8cd3525c515a7717413709f3ae63e15823749beedcb387880f578",
    "signature": "0x69a0877ae022704fcf6a0a229b3304c8c510c62cf464d29db031f704f85b4da450fe1c0091112669e50a9ab8731163bbeeabb3265abf9b14324883ddc1fa67e41b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}