{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "142409",
    "entityType": "User",
    "nonce": "0xe9458ca571173ab10a9e0633c52af13d9e731d9d6d84cb22876052e945480d1f",
    "signature": "0x1b55e9a5c2dd260b528e5544bb712d4a376fc823e23dbbfef509bfe0f00f9cc60ee383357c180278ad2eb06148138d6962db2f010e932d541e8f20123612c71c1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}