{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "99786",
    "entityType": "User",
    "nonce": "0x611f72b518a6ee43c3f8b17b0d44c16d6f673ff763745cdd62ecbcf92c0ce63a",
    "signature": "0xed20ac05108ef8c5ca160202af30d25c8d41785778333aab2841d89645ebb3477ddb478c6e6054ff3feabdc47e77a3731ee3405052497808c97411295d99ccae1c",
    "signer": "0xc88bd025b5DC52Cde584b07899B6E5C854Af4bC0",
    "userId": "781543844"
  }
}