{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xb37f4d4d554b1b1cd1917df13d0ede4adf183c6973013ca571ed30e7071b234a",
    "signature": "0x461df7a8e7d80938f4df55ee4fa0e72c89e14c84623ed8137be193e59ed13944104def68908630b3e46eb64d3e41b4c1525223d71100a8d6d7b7110f26c7bb2e1c",
    "signer": "0x685cdEEAF31FaD58A322ab1E9f1aD42Ec48354AB",
    "userId": "403619444"
  }
}