{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xc4985c2df2419abb7837f22ad6ef81eb9ecb0965d50c27718536137d3e60968f",
    "signature": "0xd6986615b379d1c40364408b5a35f58626587c30b655c1878d4125b9879905cd6786b6caf7dcd1c63b20052b95e8fed4254cd228e4cfb28841c75019794534171b",
    "signer": "0x6a1eCc7128689c85Fc7aCB2BEf73235E1C4d1B1c",
    "userId": "433876618"
  }
}