{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "381991",
    "entityType": "User",
    "nonce": "0xa04485d125b9bbdbd677c89a3542705904a05f6ecafde79cf75f36fc02189b1b",
    "signature": "0x34b3ebc4cbdadcbcfd66e6981e6c87e8926c22045dd3a1d74d1f2710b11d124405ec1c0943651f6f0d03550405acba44c7e50d80f734ece65b1d7b09bfcdd8151c",
    "signer": "0xCeC46C54cBE0B1eCAb5F383336420Ac8AD9D533e",
    "userId": "926411959"
  }
}