{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28560744",
    "entityType": "User",
    "nonce": "0xf3c3737ca712a963704ea6b30fae2ccbf7ce7aadcea2e89bf9adb171fbcf4604",
    "signature": "0xae63530b01c85d468de80080282840beae7df16c3d50a4c0f9c4f3e59b23d9e963abf6e72e8d7f5b30057c966b66f773013ab4ddd3606d4e3eab6418ea031a9e1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}